单词 | upthrust |
释义 | upthrust/ˈʌpθrʌst ||; ˈʌpˌθrʌst/noun [u] (technical术语) the force with which a liquid or gas pushes up against an object that is floating in it (液体或气体对漂浮其中的物体的)上推力,上冲力 |
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