Missiles with multiple stages lift off of the blast from the main stage or booster.
多级导弹从主级或助推器发射爆炸。
单词 | Stage lift |
释义 |
Stage lift
原声例句
SciShow 合集 Missiles with multiple stages lift off of the blast from the main stage or booster. 多级导弹从主级或助推器发射爆炸。
英语百科
Elevator![]() ![]() ![]() An elevator (US) or lift (UK) is a type of vertical transportation that moves people or goods between floors (levels, decks) of a building, vessel, or other structure. Elevators are generally powered by electric motors that either drive traction cables or counterweight systems like a hoist, or pump hydraulic fluid to raise a cylindrical piston like a jack. |
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