retrorocket
音標發(fā)音
- 英式音標 [?ret.r???r?k.?t]
- 美式音標 [?ret.r??rɑ?.k?t]
- 英式發(fā)音
- 美式發(fā)音
基本解釋
- n.制動火箭
英漢例句
- The bottom unit consisted essentially of four landing struts equipped with a retrorocket to cushion the descent.
下節(jié)登月艙實際上是由四個登陸支柱和減速火箭所組成的，而減速火箭是在登陸時用來減低沖力的。 - High-Impulse Retrorocket System
高沖量制動火箭系統(tǒng) - retrorocket unit
制動火箭發(fā)動機
英英字典
- a rocket on a spacecraft or an aircraft that fires in the opposite direction to the direction in which the vehicle is travelling, in order to slow it down