You can go on or you can go off and actually, how about some gratuitous use of technology?

你可以自由的开或者关，你认为这种有必要使用这种技术么？

哈佛公开课 - 计算机科学课程节选

Or perhaps, you own your own company.

又或者，你自己开了一家公司。

Would you please 课堂 - SpeakingMax英语口语达人

So, you've got polonium or thorium sitting inside this leaded box with one opening.

把钋或者钍放在,开一个小口的含铅的盒子里面。

麻省理工公开课 - 固态化学导论课程节选

But at the end of the day, and here's why we just went with binary and not decimal years ago, when you have one implement a computer with a physical device, it's actually really easy to represent the notion of on or off.

但是最终，之前我们采用二进制,而不是十进制，主要是因为当我们用一台实体机器运行计算机时，这实际上很容易用开或者关的概念来表示。

哈佛公开课 - 计算机科学课程节选

If you're borrowing money for a business, you might want to open a store and you'd want to stock your merchandise and your business won't prosper for a couple years.

如果你是为了经营活动贷款,比如要开一家商铺,或者是要进货,或者你的生意在最初几年都要贴钱

耶鲁公开课 - 金融市场课程节选

They're very deep and held very tightly to the nucleus, so we can often lump them together and instead of writing them all out separately, 3s1 we can just write the equivalent noble gas that has that configuration.

它们非常深,被原子核吸得很紧，所以我们通常可以把它们混在一起,而不是把它们写开，我们可以写出氖然后3s1所以,或者任何的一个。

麻省理工公开课 - 化学原理课程节选

Or, it could act like a square root machine.

或者，它可以表现的像个开平方根的机器。

麻省理工公开课 - 计算机科学及编程导论课程节选

If you go to a savings bank, or a savings and loan, or a commercial bank and you say, I want to open up a checking account--that's a deposit; or, I want to open up a saving account--that's a deposit.

如果你去一个储蓄银行或者商业银行，去储蓄或者贷款，你说，我想开个支票账户，这就是储蓄;,或者说我先开个存款账户，这就是储蓄。

耶鲁公开课 - 金融市场课程节选