在进行过氯乙烯施工时，应注意烟火。已告诉大家了，禁止吸烟。

When construction of ethylene perchloride is going on , you should take care of smoke and fire .

有可能獾溪下余烬可能会攻击增加烟火活动，但它并没有发生。

There was a possibility Badgers Creek could come under ember attack with increased smoke and fire activity but it didn 't happen .

报告主张所有的建筑物都应安装烟火探测器。

The report advocated that all buildings be fitted with smoke detectors .

满天一片色彩绚丽的烟火。

The sky was full of brightly coloured fireworks .

报告主张所有的建筑物都应安装烟火探测器。

The report advocated that all buildings should be fitted with smoke detectors .

孩子不宜玩烟火。

Children and fireworks don 't mix .

什么时候开始放烟火？

When do the fireworks start ?

庆典上会燃放烟火。

There will be a display of fireworks at the celebration .

烟火也许看起来像是一场魔法，但是其背后的科学原理却很好理解。

Fireworks may seem magical , but you can easily understand the science behind them .

烟火散开像一片五彩缤纷的瀑布。

The firework went off in a cascade of colour .

严禁烟火！

Smoking and lighting fires strictly forbidden .

烟火在夜空中喷放出五彩缤纷的火花。

Fireworks shot into the night sky , sending out colourful sparks .

幸福是瞬间烟火，还是相濡以沫？

Happiness is the instantaneous fireworks , or helps one another in difficult time ?

学生房内不允许有的物品包括：蜡烛、吊扇、烟火、水床、日光灯和无线路由器。

Items that are not allowed in student rooms include : candles , ceiling fans , fireworks , waterbeds , sun lamps and wireless routers .

这些活动包括游行、音乐会、节日、烟火表演和为新加拿大公民举行的仪式。

These include parades , concerts , festivals , firework displays and ceremonies for new Canadian citizens .

山姆：嗯,我们参加不同的活动,吃不同的食物。在中国,人们通常放烟火和吃饺子。在美国,我们通常在电视上观看感恩节游行和美式橄榄球赛。我们也吃火鸡。

Sam : Well , we take part in different activities and eat different kinds of food.In China , people usually set off fireworks and eat dumplings.In the US , we usually watch a Thanksgiving parade and an American football game on TV.We also eat turkey .

晚会以大放烟火告终

The gala culminated in a firework display .

我们都像烟火一般，上升，发光，然后消散开来。

We are all like fireworks . We climb , shine , and always go our separate ways and become further apart .

第一天晚上我就睡在这远离人间烟火的大沙漠上。

The first night , then , I went to sleep on the sand , a thousand miles from any human habitation .

在英国，从圣诞节前一周，一直到烟火点燃夜空宣告新年来临，这段时间人们都很爱喝酒。

In Britain , it 's bottoms up from the week before Christmas till the last firework explodes in the sky announcing the new year .

Zr、Mg系烟火剂发光光谱特性研究

Characteristic Emission Spectra of Zirconium Base and Magnesium Base Pyrotechnic Composites

火灾发生时80年代的硬摇滚乐队GreatWhite正在进行表演，舞台上燃放的烟火引燃了易燃物电话，引发了火灾。

The blaze was caused by pyrotechnics that ignited flammable phone during the show featuring the 80s hard rock band , Great White .

这个周末主题活动的高潮是伴随约翰·威廉姆斯（JohnWilliams）创作的电影原声音乐放烟火。

The themed weekend will be capped by fireworks set to the John Williams film soundtrack .

最后在巴黎提沃利公园（TivoliGardens）上空表演时，一束烟火点燃了她的氢气球。

During her last performance over the Tivoli Gardens in Paris , a firework caused her balloon to catch fire .

在Edinburgh和Glasgow这样的大城市，大约会有10万左右的人涌向街头庆祝，享受音乐，观看娱乐表演，和午夜时候放的烟火。

In big cities like Edinburgh and Glasgow there are street parties with around 100,000 people , enjoying music , entertainment and fireworks at midnight .

我指的不仅仅是诵读效忠誓言（PledgeofAllegiance），不仅仅是学校热烈庆祝感恩节的活动，也不仅仅是7月4日盛放的烟火，不论这些场景多么激动人心。

I 'm not just talking about the recitations of the Pledge of Allegiance or the Thanksgiving pageants at school or the fireworks on the Fourth of July , as wonderful as those things may be .

但如果在周一把电视调到美国公共广播公司（PBS）的频道上，或者通过手机观看烟火，你或会有天空万里无云、烟火分外耀眼之感。

But if you had tuned in on Monday to watch the fireworks on PBS or watched it on your cellphone , you might have figured the sky was cloudless and the fireworks were crystal clear .

利用烟火运动场模型（FDS）模拟室内火灾过程，研究了通风开口大小对室内燃烧状况的影响，发现一定房门开度下，燃烧状况会发生周期性转换；

This paper simulates room fire with field model FDS and studies the influence of ventilation condition on indoor fire . Combustion situation can convert periodically under a certain door opening .

高效气溶胶灭火剂（HEAE）是由固体推进剂技术发展而成，属于烟火类药剂。

Highly effective aerosol fire-extinguishing agent ( HEAE ) is a safe and practical alternative to Halon which developed from pyrotechnics .

这里的B-17飞行堡垒“情感之旅”在模拟轰炸，烟火烟雾背景。

Here 's the B-17 Flying Fortress " Sentimental Journey " on a simulated bombing run , with pyrotechnic smoke in the background .