a small rocket engine that provides the thrust needed to maneuver a spacecraft
thruster的用法和樣例:
例句
用作名詞 (n.)
The thruster contained a large-diameter, slowly rotating blade with nozzles that diffused the propulsive flow, minimizing the churning that would otherwise disturb the caked silt. 機器的推進器包含了大直徑慢速轉動的螺旋槳,而且推進水流由噴嘴送出,以避面劇烈攪動擾亂了結塊的淤泥。