be quick at

基本解释

I don't want to get big either, because I want to be quick at all times.
同时我也不想发胖，因为我想一直保持我的速度。
He may be quick at understanding, but he's not capable of remembering anything.
他可能理解很快，但他不能够记住。
So be sure to be quick at finding out if anybody is wearing anything new or impressive and remember to say, “You look awfully smart in this new shirt!
所以，要善于及时发现别人是否穿了新的或令人印象深刻的衣服，并要记住说：“你穿这新衬衣真靓！”

Rapping could be described as speaking or singing words at a fast speed over music with quick beats.

We should not be so quick to quickly point our moral finger at a ghost cause, an external Doody Golem, forced to bear the blame for the killing of children in our schools.
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We should not be so quick to quickly point our moral finger at a ghost cause, heap blame on an external Doody Golem, forced to bear the terrible blame for the killing of children in our schools.
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