鼓起勇气，集中精力：指鼓起勇气去做某事，或者集中精力做某事。
... selective service义务兵役制 muster up集合(振作) draft草稿 ...
You will need to muster up the patience to allow healing to commence.
你将需要积攒起耐心来让治愈开始。
No one has to muster up courage to enter a less pretentious antique shop.
对于那些并不使人望而生畏的古玩店，人们不必鼓足勇气就可以进去了。
But no one has to muster up courage to enter a less pretentious antique shop.
但是，谁也不需要鼓足勇气才敢进不太做作的古董店。
The second round which came in 2003 could only muster up 7 Democratic votes in support.
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But Bush slapped down that measure, and Congress couldn't muster up enough votes to override his veto.
The other night he was able to muster up enough energy to bring out his guitar and play.