space rocket engine的意思|示意

The rocket uses a nuclear engine, a technology that was under serious investigation for a long time (and may yet see its day in space).

宇航员的火箭使用的是核动力引擎，该技术长久以来都处在认真研究之中（但至今仍未能投入实用）。

In the latest test, SpaceShipTwo did not fire its rocket engine to climb to space.

在最近一次测试中，太空飞船二号由于火箭引擎点火失败而没有升入太空。

Astrium has done considerable work already on the Romeo rocket engine that would power the climb to space, and wind tunnel testing has proven the aerodynamic shape.

Astrium公司已经对Romeo火箭引擎进行了相应的改造工作，以驱动飞船爬升至太空，并且风道测试已经证实了气动外形。公司很快将会开始火箭发动机测试。