friction
friction
noun
frictionless
adjective
语源
noun
- [mass noun]the resistance that one surface or object encounters when moving over another
摩擦力
a lubrication system which reduces friction.
减少摩擦力的润滑系统。
■the action of one surface or object rubbing against another
摩擦
the friction of braking.
因刹车产生的摩擦。
■conflict or animosity caused by a clash of wills, temperaments, or opinions
（因意愿、性情、见解不协调而造成的）对立，敌视，摩擦
a considerable amount of friction between father and son.
父子之间颇多的摩擦。
frictionless
adjective
语源
- mid 16th cent. (denoting chafing or rubbing of the body or limbs, formerly much used in medical treatment): via French from Latin frictio(n-), from fricare 'to rub'
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