A) boost citation counts for certain authors.

A）提高某些作者引用次数。

Shh! We don't know that for certain.

嘘！那个还不确定。

Maybe electronic payments are good for online stuff for certain things.

也许电子支付有益于网上某些特别东西。

I'm sure it can be for certain individuals.

对某些人来说确实如此。

Nobody knows for certain when Michael is coming back.

没有人确知迈克尔什么时候会回来。

There were many things Gabrielle Solis knew for certain.

有很多事情Gabrielle Solis自己很清楚。

Some germs, like Listeria, can be deadly for certain people.

对于某类人群而言，如李氏杆菌等细菌可能会致命。

For certain consumers, it may not even be an issue.

对某些客户而言，这也许不是问题。

Not for certain I don't, and neither do you.

我不能确定 你也不能确定。

What I know for certain is that Bo blames me.

我知道波在怨我。

The metabolism of alcohol increases the need for certain nutrients.

新陈代谢增加了对某些营养需求。

No-one knows for certain what the Standing Stones of Callanish represent.

没人能够确定 卡拉尼什立石阵究竟代表了什么。

In other words, we can't say either way for certain.

换句话说，我们无法肯定地说哪一个是对。

We saw it again and this time I knew for certain.

我们又看到了，这次我确信无疑。

One thing we know for certain though, they will be beautiful.?

我们可以肯定是，它们将会非常美丽。

We looking for certain behaviors, if they are resting, socializing, foraging.

我们寻找特定行为，比如它们是否在休息，社交，觅食。

There's one thing for certain — we're all getting older.

有一件事是肯定——我们都在变老。

He is your son, through and through, that's for certain.

他绝对是你亲生儿子，毫无疑问。

That can include drugs, sometimes, like antidepressants for certain mood symptoms.

治疗包括药物，抗抑郁药有时可以治疗某些情绪症状。

All I know for certain is that the pain is real.

不过死亡是假。