外力
拼音：wài lì英文解釋：
outside force【化】 external force
中文解釋：
(1) ∶由系統外的物體對於該系統或它的某一部分所作用的力(2) ∶外部的力量 >>查看“外力”在國語詞典中的解釋相關詞條：
1.exogenic 2.externalforces 3.outerforces 4.impressedforces 5.externalforce 6.exogenicforce 7.apparentforce漢語造句：
- 流體運動由重力等外力引起的流體運動Fluid motion caused by an external force such as gravity.
- 混凝土的收縮是一種自發的變形，並不依靠作用在混凝土上的外力。Shrinkage strains are mdependent of the stress conditions in the concrete.
- 外力變質因外部影響而使岩石的礦物構成發生變化Change in the mineral content of a rock because of outside influences
- 要使一個家庭重歸於好，往往需要求助於外力。It often takes trouble from outside to weld a family together
- 超大質量黑洞的形成是否須藉助於外力？Did supermassive black holes need a helping hand to grow to be so big?
- 外力變質因外部影響而使岩石的礦物構成發生變化Change in the mineral content of a rock because of outside influences.