1.pick up 捡起;学会
He picked his cap up from the floor and stuck it back on his head.
他从地板上捡起帽子,重新戴在头上。
2.at the end of在...结束时
President Obama said in late June that he is determined to enact a major reform at the end of the summer.
奥巴马总统六月份时说,他坚决,要在夏天结束前实施改革。
3.pull together同心协力
The nation was urged to pull together to avoid a slide into complete chaos.
敦促全体国民同心协力,避免陷入全面的混乱之中。
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