You can't take the exam unless you're registered for the class, and we need to make sure we can verify that.

否则你是不能参加这次考试的,除非你注册了这门课，而我们需要确定你能证实这一点。

麻省理工公开课 - 化学原理课程节选

There's just no way to explain that except to say that catalog of ships goes back to the Mycenaean Period.

除非《船舶名录》来源于迈锡尼文明时期,否则这点就无法解释了

耶鲁公开课 - 古希腊历史简介课程节选

That's $1 more than it costs now in the market, so the options are worthless unless the price of the stock goes up.

这样每股就要比市场价多花费一美元,除非股票价格增长了,否则这个期权就是没有价值的

耶鲁公开课 - 金融市场课程节选

At one time in the book or at one point he maintains that a person cannot be made to accuse themselves without the assurance of pardon.

他在书中辩护道,除非一个人知道自己会被赦免而主动认罪,否则是不能轻易强逼他认罪的。

耶鲁公开课 - 政治哲学导论课程节选

The ones who would conserve energy, that is they were sedentary when possible, other then when they had to go get food would again not waste their calories but would save them and contribute to the gene pool.

那些保存能量的人,那些能躺不坐,能坐不站的人,除非必须再次寻找食物,否则是绝对不会浪费能量的人,也是对基因库有贡献的

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

So, that means he's got to make his line unless he comes up with some clever trick, the same size as the other guy.

所以,这意味着除非他想出别的好点子,否则他就必须使他那一排的规模,和对方的一样

耶鲁公开课 - 古希腊历史简介课程节选

I mean, unless you're in the Yale entrepreneurial society ? who can name the CEOs of many companies?

换种说法吧,除非你是在耶鲁的企业家协会,否则你能叫出多少公司CEO的名字呢？

耶鲁公开课 - 政治哲学导论课程节选

In this blank area over here next to the search tab you can type in any food that you're having, and then the program, unless it's something really unusual, the program will recognize it and then give you a series of options of things it thinks it might be.

你可以在搜索框的空白处,输入你吃的食物,之后程序会,除非是些稀奇古怪的东西,否则程序会去识别输入的内容,并给你一系列它认为可能的选项

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选