knobKK [nɑb] /nɑb/发音名词1圆形门把、把手She turned the brass knob and pushed the door open.她转动黄铜门把,把门推开。2旋钮Turn the knob to the right to increase the volume.把旋钮往右转就能把音量调大。3球形突起、疙瘩、结节The old walking stick had a smooth wooden knob on top.那支旧拐杖的顶端有一个光滑的木制圆球。4一小块多指奶油等Add a knob of butter to the pan before frying the eggs.炒蛋前先在锅里放一小块奶油。5混蛋、蠢蛋英式粗俗Don't be such a knob about losing one game.输了一场而已,别那么讨人厌。用这个字练口说→