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TOEFL IELTS BNC: 21313 COCA: 10762
propulsion
prəpʌən prəˈpʌlʃən
N-UNCOUNT [oft n NOUN, NOUN n] 推进力 Propulsion is the power that moves something, especially a vehicle, in a forward direction. 推进力 [formal]
  • Interest in jet propulsion was now growing at the Air Ministry.

    航空部对喷气推进的兴趣正在增加。

  • ...the submarine's propulsion system.

    潜水艇的推进系统

Trends of propulsion
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TOEFL IELTS BNC: 21313 COCA: 10762
TOEFL IELTS BNC: 21313 COCA: 10762
TOEFL IELTS BNC: 21313 COCA: 10762
propulsion

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