[英][pr?p?l?n][美][pr?p?l?n]
n.推進; 推進力;
不能用來指對人的動力
例句
1 A simple form of low-tech electric propulsion
簡單的低技術電力推進裝置
2 She 's taken things that weren' t magical for a long time jet propulsion engines, for example and made them relevant again.
她為這麽年來早已平淡無奇的產品（比如噴氣推進發動器）再度賦予意義。
3 The submarine's propulsion system
潛水艇的推進系統
4 engine, steam, for marine propulsion Transported using special truck or ship when it is in liquid form.
蒸汽機，船舶推進用液態時，以專用汽車槽車或專用輪船運輸。