摩擦

❶rub
❷friction; clash; conflict
你不断～，颜色就掉了。If you keep rubbing,the paint will come off./小猫在他腿上轻轻地～。The kitten is rubbing gently against his leg./在这个问题上双方之间有～。The two sides have frictions (or conflicts) on this issue./就我们来说，这些～是被动式的。As far as we are concerned,these frictions are not of our own making (or have been imposed on us)./两党之间的～clash or friction between the two Parties/与某人发生～have a brush with sb /制造～ create friction /～生电。Friction generates electricity./～力friction/～系数frictional factor/～阻力frictional resistance