詞態(tài)變化
名詞:?propulsion;
助記提示
1、pro- "forward" + puls- "drive, push" + -ive.
2、含義：push forward, drive forward, drive forth.
英文詞源
- propulsive (adj.)
- 1640s, from propuls-, past participle stem of Latin propellere "to propel" (see propel) + -ive.
雙語例句
- 1. Venture capital is the propulsive force of the high technology industry.
- 風險投資是高新技術產業(yè)發(fā)展的原動力.
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- 2. The faster a jet plane goes the greater its propulsive efficiency.
- 噴氣式飛機的速度越快,它們的推進效率就越高.
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- 3. The jet plane has a greater propulsive power than the engine - driven plane.
- 這架飛機有更大的推進功率比的發(fā)動機驅動的飛機.
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- 4. It'should be noted at that position each champion is applying propulsive force.
- 需要注意的是在這個姿態(tài)每個冠軍都是在用推進力.
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- 5. Areca catechu L. increased markedly the propulsive movement of gastrointestinal tract in mice.
- 檳榔對小鼠胃腸推進運動有顯著加強作用.
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