As we all know, no one is perfect.

我们都知道，没有人是完美的。

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The Civil War was between the southern states that wanted to leave the Union and form their own country, and northern states that wanted to keep all the states as one country.

内战发生在想要脱离联邦并建立自己国家的南方各州和想要保持所有州为一个国家的北方各州之间。

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Five separate companies, all operating as self-standing units, are now one.

五个全部独立经营的分立的公司，现在合并了。

《柯林斯英汉双解大词典》

His heartfelt,powerful, soulful singing helped establish him as one of the greatest rhythm and blues performers of all time.

VOA: special.2009.08.21

As an editor, I'm constantly taking all these inputs and deciding on that one or that intersection of a few that makes sense for what we're doing.

作为一个编辑，我不断地吸收这些输入程序,决定哪一点或是哪一部分,是值得去做的。

斯坦福公开课 - Twitter之父Jack.Dorsey演讲：好奇和灵感的力量课程节选

It's the outcome of a race one's running faster than all of the other guys and it's as if to have a career at all one has no choice but to come in first.

这里讲的是一项竞赛的结果,某个人比其他所有人跑的都快,就好像这场竞赛中,除了第一你别无选择。

耶鲁公开课 - 弥尔顿课程节选

You should also know that for Roth IRA taxation rules to apply, you must aggregate all of your Roth IRAs and consider them all as one single IRA account.

FORBES: You Can Withdraw Your Roth IRA Money

They are all working as one unit, trying to ride out this wave and survive.

FORBES: Why Do The Japanese Handle Crises So Much More Calmly Than Americans?

So the heat and humidity, the pollution all combined as one.

NPR: Beijing Air Quality to Challenge Olympic Athletes