He must be ill, for he isn t here.

他今天没来，看来一定是生病了。

youdao

Perhaps he isn t here.

也许他不在这儿。

youdao

He isn t here today because he is ill.

因为他病了，所以他今天没有来。

youdao

"There isn't a direct threat at work here.

VOA: standard.2010.04.21

Now, I think there's a deliberate confusion here about these lines because their precise historical significance isn't what's most significant.

这里有一个刻意而为的困惑,是关于这些句子中严谨的历史意义的,而不是关于什么是最重要的。

耶鲁公开课 - 弥尔顿课程节选

So numbers bigger than 67 seem pretty crazy choices, but crazy isn't the word I'm looking for here.

那些选大于67数的人看起来挺傻的了,但他们傻不傻不是我们要关心的问题

耶鲁公开课 - 博弈论课程节选

He didn't perform and that's why he isn't here any more.

BBC: Toro Rosso keep Vettel for 2008

"This building isn't here to sell afternoon tea and guided tours, it is a working Parliament, " she said.

BBC: House of Commons administration debate

Then again, the company isn't here at CES to brag about 3DMark11 scores.

ENGADGET: A closer look at Origin PC's Phase Change cooling system (and its new gaming laptops too)