·2,447,543篇论文数据，部分数据来源于NoteExpress
The crew working toward tonight's scheduled docking with the International Space Station.
工作人员正在准备今晚航天飞机与国际空间站的对接工作。
youdao
The US space agency is due to retire its shuttles next year and is working on a new crew transportation system, to be introduced in about 2014-15.
BBC: Obama reviews post-shuttle plans
应用推荐
模块上移
模块下移
不移动