Unlike the case for energy like you've seen in lots and lots of disciplines, where you can arbitrarily set the zero in a way that makes it convenient for you.

通过无数的练习题,你们已经看到这和能量不同，对于能量我们可以任意确定,能量的零点。

麻省理工公开课 - 热力学与动力学课程节选

It's not necessary to do that, but it can be quite convenient.

虽然没有必要这样做，但是这样做是很方便的。

麻省理工公开课 - 热力学与动力学课程节选

The disclosure has to be made convenient so that -it's not like you can get the information by going downtown to City Hall and asking for it.

人们应该能够轻松获得公开信息,这不是说你可以去市政厅,查询信息

耶鲁公开课 - 金融市场课程节选

Wouldn't that be convenient?

这有什么方便之处呢

耶鲁公开课 - 生物医学工程探索课程节选

That would be convenient.

那该会非常的方便

耶鲁公开课 - 博弈论课程节选

Now the people in this poll were asked the same question and here's what they said, so 75% said that one reason is that it's more convenient, it's what people like to eat, it's heavily advertised, it's more affordable, people may not know which foods are healthy.

在这个调查中人们也被问到了这个问题,我们来看看他们的答案,75%的人说选择垃圾食品是因为更方便,合乎口味,广告的大力宣传,更便宜,人们可能并不知道哪些食物才是健康的

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选