| 单词 | ion engine |
| 释义 | ion engine (once / 909178 pages) n WORD FAMILY ion engine USAGE EXAMPLES"Technically," she corrected, "the booster only took me into orbit. It was the nuclear-powered ion engine that took me to Mars." Andy Weir, The Martian(2011) This means they will use an ion engine to manoeuvre themselves once they come off the top of the launch rocket. BBC(Dec 24, 2015) This 11-inch-tall version of the classic Twin Ion Engine craft offers young role players a scaled, faithful recreation, and it’s rugged enough for backyard dogfights. Washington Times(Dec 10, 2015) n a type of reaction-propulsion engine to propel rockets in space; a stream of positive ions is accelerated to a high velocity by an electric field Hyper reaction engine, reaction-propulsion engine a jet or rocket engine based on a form of aerodynamic propulsion in which the vehicle emits a high-speed stream |
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