You'd better consult the exposure meter if you be not sure of the time for exposure.

如果你嘱不准曝光时间，最好查一下曝光表。

youdao

It will take a lot of funding to restore it, and I am not sure it'll be made available, which would be a pity.

这需要很多资金去修复，并且我不是很肯定可以得到资金，这个太遗憾了。

youdao

Of course one alternative to this is to restore capital punishment, but I'm not sure I would be for that.

当然，另一种选择是恢复死刑，但我不确定我是否会支持这样做。

youdao

They want to be sure that he is not dealing off the bottom of the stack of cards.

VOA: special.2009.11.22

Generally, there are a couple of elements that one might set down as in a Petri dish, and wait to see if some chemical reaction might take place, but not at all sure of what it might be.

一般来说，都有几个元素,作者会把它们像放入培养基中一样培养,等待某种化学反应的产生，但对可能的结果却一无所知。

普林斯顿公开课 - 人性课程节选

He could not be sure of their support if he declared that the purpose of the war was to free the slaves.

VOA: special.2009.10.08

Even though your idea may be untested and you may not be absolutely sure of your business model, try it.

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It has edged towards relaxation in a few recent 5-4 decisions, but the conservative wing of the court may not be sure of a victory in a broad-based voucher case, according to Jesse Choper, a law professor at Fordham University in New York.

ECONOMIST: The Supreme Court

You'll shatter the Republican base and not replace it with anything or not be sure of replacing it.

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