rocket launcher和space shuttle是一样的吗?

space shuttle 是可数名词吗?复数怎么办? space shuttle. spaceship和space shuttle有什么区别 space shuttle的同义词组是什么 send up a rocket into space 和in detail 的中文意思 英语：space shuttle和spaceship有什么区别 "A space shuttle can fly into space many times"这句话的意思是什么?. 用Space shuttle,Space station,各造一句 飞船在距地190mi的地方飞,求周期t（min）和速度v（m／s）The space shuttle is in a 1 "Tow rockets lift the shuttle high into the space."的意思? 1.spacecraft 2.spaceship 3.space shuttle这三个单词的意思有什么区别? which layer does the space shuttle and international space s