With a space suit, though, astronauts can move around in space for several hours.
然而,有了宇航服,宇航员可以在太空中活动几个小时。
Last November California voters approved a $10-billion bond toward a rail system that will move passengers the 432 miles between San Francisco and Los Angeles in just over two and a half hours.
去年11月,加州通过了一项耗资100亿美元的国债计划,专门用来建设一条连接旧金山和洛杉矶的高速铁路,建成以后,往来两地只要两个半小时。
Move work into earlier hours in the morning. This will put less pressure on you to stay up all night to finish.
尝试把工作安排在早上起来的头几个小时,这会比你熬夜工作减轻很多压力。
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