space walks是什么意思_space walks在线翻译_英语_读音_用法_例句_海词...
2003年11月27日 - any kind of physical activity outside a spacecraft by one of the crew.any kind of physical activity outside a spacecraft by one of the crew ...
crew动词
_were 1316 passengers and a crew of 891.A.On her board B.On board her ...
2017年9月22日 - 1.首先,这是一个倒装句:主语是...passengers and a crew,were是系动词,on board her是表语. 2.最重要的是board这个词的用法: 可以直接用on board;也可...
英文时态问题,我的动词的时态对吗,不对的请指出啊.Alifeboatsetouttonightto...
2017年10月3日 - A lifeboat set out tonight to search for the shipwreck.the crew sent radio mesages to the wreck until they received a signal from the men on...