| 单词 | 外力 |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔apart〕The play portrays a good marriage torn apart by external forces.这出戏讲述了一段美满的婚姻彻底毁于外力的故事。朗文当代〔convection〕Fluid motion caused by an external force such as gravity.流体运动：由重力等外力引起的流体运动美国传统〔epigenesis〕Geology Change in the mineral content of a rock because of outside influences.【地质学】 外力变质：因外部影响而使岩石的矿物构成发生变化美国传统〔force〕They believe in outside forces such as luck, fate and chance.他们相信运气、命运与机会之类的外力因素。外研社新世纪〔give〕To yield to physical force.屈服于外力美国传统〔mass〕The acceleration of a body equals the force exerted on it divided by its mass.物体所受外力除以其质量等于加速度。剑桥高阶〔precession〕Physics The motion of the axis of a spinning body, such as the wobble of a spinning top, when there is an external force acting on the axis.【物理学】 进动：当受到外力作用时旋转体轴的运动，如旋转陀螺般的摇摆美国传统〔rest〕A body will continue in a state of rest unless acted upon.物体除非受到外力作用否则将继续处于静止状态。英汉大词典〔spontaneous〕Happening or arising without apparent external cause; self-generated.自然产生的：非由显然的外力诱发或产生的；自我生成的美国传统〔spontaneous〕These adjectives mean acting, reacting, or happening without apparent forethought, prompting, or planning.这些形容词的意思是没有显然地事前考虑、外力推动和计划而行动、反应或发生。美国传统〔spring〕A warping, bending, or cracking, as that caused by excessive force.翘曲，弯曲，裂开：翘曲、弯曲或裂开，如过强的外力引起美国传统〔strain〕To alter (the relations between the parts of a structure or shape) by applying an external force; deform.使变形：通过施加外力改变（某个构造或形状各部分间的关系）；使变形美国传统〔tumble〕To topple, as from power or a high position; fall.下跌：因外力或从高处倒下；倒下美国传统The acceleration of a body equals the force exerted on it divided by its mass.物体所受外力除以其质量等于加速度。剑桥国际 |
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