toss-up-
It 's a toss-up whether oil prices will go up or down over the days ahead .
油价在今后的日子里会上涨还是下跌都有可能。
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It was a toss-up which company would get the contract .
哪个公司会得到这份合同尚难预料。
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It was a toss-up who would get there first .
谁会先到达那里，很难说。
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It 's a toss-up between going to India or china .
很难选择是去印度还是去中国。
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Both players are equally good so it 's a toss-up who will win .
那两个运动员不相上下，谁能取胜还很难说。
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The election is a toss-up , the winner still has not been determined .
这场选举胜负难分，截至目前还不知鹿死谁手。
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A : Would you like a sandwich or cereal ? B : It 's a toss-up .
It'satoss-up.可能性一半一半吧。你要吃三明治还是麦片粥？
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They are both handsome and rich , and it is quite a toss-up who will win Mary 's hand .
他们两人都又英俊又有钱，玛丽会嫁给谁，实在很难说。
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I 'm not sure whether the headmaster will throw him out or give him a second chance . It 's a complete toss-up .
我不敢肯定校长是要开除他还是再给他一次机会。这完全是个说不准的事。
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Laura : They are both handsome and rich , and it is quite a toss-up who will win her hand .
劳拉：他们两个帅气又有钱。玛丽会选谁，实在说不准。
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Looking further back , if you had to choose between the material progress of the 20th century and the improvements in health , it would be a toss-up .
回顾更久远的岁月，如果你必须在20世纪物质方面的进步，和医疗保健方面的改善中进行选择，这实在是难以取舍。
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A good system gives you an edge in the long run , but there is a great deal of randomness in the markets , and any single trade is close to a toss-up .
从长远来看，一套优秀的系统会给你带来一定的优势，但市场中充满了大量的随机性，任何单笔交易的成败都是难以预料的。
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Seems that informal surveys of existing shareholders have indicated the buyout vote is a toss-up , and there are strong hints that ISS will come out in opposition ( something that may sway just enough shares to matter ) .
看起来对现有股东的非正式调查表明，他们对收购计划的态度莫衷一是，有明显迹象显示代理权顾问公司ISS将出面反对（也许会动摇足够的股权，让事态发生转变）。
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For the second year in a row , US President Barack Obama led the ranking , with Forbes noting that he won the popular vote , an electoral college majority , and seven of the seven toss-up states in the November election .
美国总统奥巴马是连续第二年登顶这一排行榜，福布斯指出奥巴马在11月大选中赢得了普选，获得了选举团的多数票，还获得了全部七个关键摇摆州的支持。