retrorocket
音标发音
- 英式音标 [ˌret.rəʊˈrɒk.ɪt]
- 美式音标 [ˌret.rəˈrɑː.kɪt]
- 英式发音
- 美式发音
基本解释
- n.制动火箭
英汉例句
- The bottom unit consisted essentially of four landing struts equipped with a retrorocket to cushion the descent.
下节登月舱实际上是由四个登陆支柱和减速火箭所组成的,而减速火箭是在登陆时用来减低冲力的。 - High-Impulse Retrorocket System
高冲量制动火箭系统 - retrorocket unit
制动火箭发动机
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