significant
- adj.重要的, 有重大意义的;显著的, 值得注意的;<统>显著的, 有效的;（词缀等）有意义的;不可忽略的, 值得注意的;相当数量的;别有含义的, 意味深长的;（语言上）区别性的
- n.<古>有意义的事物;标志, 象征
sign 标记 + -i- + fic- 做,制作 + -ant ...的
significantadj.
有重大意义的；显著的
large or important enough to have an effect or to be noticed
a highly significant discovery
有重大意义的发现
The results of the experiment are not statistically significant .
从统计学的观点看，实验结果意义不明显。
There are no significant differences between the two groups of students.
这两组学生没有明显差别。
Your work has shown a significant improvement.
你的工作有了显著改进。
It is significant that girls generally do better in examinations than boys.
很明显，女生的考试成绩一般比男生的好。
有某种意义的
having a particular meaning
It is significant that he changed his will only days before his death.
他在临终前几天修改遗嘱，这很能说明问题。
别有含义的；意味深长的
having a special or secret meaning that is not understood by everyone
a significant look/smile
意味深长的眼神 / 微笑
significant
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1
ADJ-GRADED 数量相当大的;显著的
A significant amount or effect is large enough to be important or affect a situation to a noticeable degree.A small but significant number of 11-year-olds are illiterate.
数量不多但仍有相当一部分 11 岁孩子是文盲。
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The number of MPs now supporting him had increased significantly...
现在支持他的议员人数显著增加。
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3
ADJ-GRADED 重要的;有意义的
A significant fact, event, or thing is one that is important or shows something.Time would appear to be the significant factor in this whole drama.
时间似乎是整部剧中一个举足轻重的因素。
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Significantly, the company recently opened a huge store in Atlanta.
值得注意的是，该公司最近在亚特兰大开了一家大型商店。
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5
ADJ-GRADED 别有含义的;意味深远的
A significant action or gesture is intended to have a special meaning.Mrs Bycraft gave Rose a significant glance.
拜克拉夫特夫人意味深长地瞥了罗丝一眼。
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She looked up at me significantly, raising an eyebrow.
她抬起头，眉毛扬起，意味深长地看着我。
adj
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1
- fairly large
- won by a substantial margin
- Synonym: substantial
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2
- rich in significance or implication
- a meaning look
- Synonym: meaning(a) pregnant
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3
- important in effect or meaning
- a significant change in tax laws
- a significant change in the Constitution
- a significant contribution
- significant details
- statistically significant
- Synonym: important
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4
- too closely correlated to be attributed to chance and therefore indicating a systematic relation
- the interaction effect is significant at the .01 level
- no significant difference was found
数据来源：WordNet
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There remained one significant problem .
还有一个非常重要的问题。
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The navy played a limited but significant role in defeating the rebellion
海军在平息这场叛乱的过程中起到了有限但却十分重要的作用。
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There are no significant differences between the two groups of students .
这两组学生没有明显差别。
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There are no significant differences between the education systems of the two countries .
这两国的教育制度没有大的差别。
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The difference between the two samples was not statistically significant .
在统计学的意义上，这两个样品没有显著的差异。
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The results of the experiment are not statistically significant .
从统计学的观点看，实验结果意义不明显。
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Notwithstanding , the problem is a significant one .
然而，这个问题仍很重要。
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It is significant that he changed his will only days before his death .
他在临终前几天修改遗嘱，这很能说明问题。
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The research is too unfocused to have any significant impact .
这一次的研究太零散，难以发挥重大的作用。
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This decision represents a significant departure from previous policy .
这个决定意味着在很大程度上脱离了原先的政策。
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They have had a significant change in policy on paternity leave .
他们对男人休陪产假制度作出了重大改变。
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It is significant that girls generally do better in examinations than boys .
很明显，女生的考试成绩一般比男生的好。
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Share prices showed significant advances .
股票价格大幅上涨。
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A significant number of indecent assaults on women go unreported .
很大数量的猥亵妇女罪没有举报。
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Police said there had been a significant development in the case .
警方说此案已经有了重大进展。
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Two significant constants have been found in a number of research studies .
若干研究已经发现了两个重要常量。
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Time would appear to be the significant factor in this whole drama .
时间似乎是整部剧中一个举足轻重的因素。
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The company looks poised to make a significant breakthrough in China
这家公司看来很有把握在中国取得重大突破。
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I think it was significant that he never knew his own father .
我认为他从不知道他自己的父亲是谁这点很重要。
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The accident is already shaping up as a significant environmental disaster
这次事故已经造成严重的环境灾难。
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The learner 's attention needs to be directed to the significant features
需要将学习者的注意力引向那些着重点上。
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It is the first drug that seems to have a very significant effect on this disease .
这是第一种似乎对该病有显著疗效的药物。
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Today 's Security Council resolution will be a significant success for American diplomacy
今天的安理会决议将是美国外交取得的一个重大成功。
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Insurance can represent a significant portion of the total price of a holiday .
度假总费用里保险费可能会占据相当大的一部分。
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There were significant similarities between mother and son
母子之间有很多相像的地方。
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The offer of talks with Moscow marks a significant change from the previous western position
提议与莫斯科举行会谈标志着西方立场的重大转变。
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In recent months , the rebels have scored some significant victories
最近几个月里，叛乱分子已经取得了一些不小的胜利。
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The elderly man may not be typical , but he speaks for a significant body of opinion
这位老人也许并没有代表性，但他所说的话却代表着相当一部分人的观点。
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You may remember the way each scene ended with someone looking pensive or significant .
你或许还记得，每一场的结尾要么是某人作沉思状，要么是某人故作深沉。
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The mass media have been vested with significant power as social and political agents in modern developed societies
在现代发达社会中，作为社会和政治媒介，大众传媒被赋予了很大的权力。
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