1.pick up 捡起；获得；收拾

He picked up his hat and went away.
他拾起帽子，走了。

The frozen water surface will have to be picked up by hand.
封冻水面必须用鹤嘴锄挖掘。

2.hold out 坚持；伸出；提供

We can stay here for as long as our supplies hold out.
我们的供应品能维持多久,我们就能在这里呆多久。

If Republicans hold out, and taxes go up, he should tell the nation the truth, and denounce the blackmail attempt for what it is.
如果共和党人坚持不合作导致税费上涨，那么总统先生就应该站出来告诉全体国民实情，并且公开指责敲诈者的罪行。