Bob

bob v (-bb-) 1 [I, Ipr, Ip] ~ (up anddown) move quickly up and down (esp on water) 上下疾动（尤指在水上） toy boats bobbing (up and down) on the waves 在水波上颠簸的玩具船. 2 (idm 习语) bob a curtsy (to sb) curtsy quickly (to sb) （向某人）行屈膝礼 The ballerina bobbed a curtsy (to the audience) before leaving the stage. 那个芭蕾舞女演员在下台之前（向观众）行屈膝礼. 3 (phr v) bob up come to the surface quickly; (re-)appear suddenly 迅速浮起; 突然（再）出现 She dived below the surface, then bobbed up like a cork again a few seconds later. 她潜入水中, 几秒钟後像软木塞一样又浮了上来. (fig 比喻) He keeps bobbing up in the most unlikely places. 他总是在极不可能出现的地方突然出现. bob, n 1 quick movement down and up; jerk 上下的疾动; 急动: a bob of the head 点头. 2 curtsy 屈膝礼. bob v (-bb-) [Tn] cut (a woman's hair) short so that it hangs loosely above the shoulders 将（女子的头发）剪短至肩以上 have/wear one's hair bobbed 把头发剪短[留]至肩以上. bob, n style of bobbed hair （女子）短发型（至肩以上） She wears her hair in a bob. 她留著短发. bob n (pl unchanged 复数不变) (infml 口) former British coin, the shilling, replaced by the 5p coin 先令（旧时英国硬币, 後由5便士硬币所代替）. bob n (idm 习语) bob's your `uncle (infml 口) (used to express the ease with which a task can be completed successfully 用以表示工作轻而易举) To switch the oven on, turn the knob, and bob's your uncle! 把烤箱的电源接通, 转动旋钮, 完事大吉!