door knob 是什么意思

	1.	He fumbled with the door knob . 他摸弄着门拉手。
	2.	Have we got anything to wedge against the door knob 我们是否有什么东西能楔住这门
	3.	I ' ll put the room cleaning sign on my door knob before i goout in the afternoon 我下午出去时把房间打扫标志挂在门把手上。
	4.	Inside door knob 内锁手柄
	5.	Tom and jane approached the door . “ allow me , ” said tom , grabbing the door knob 汤姆和珍走到门口，汤姆抓着门把手，说： “让我来帮你开门。 ”
	6.	After touching public installations or equipment , such as escalator handrails , elevator control panels or door knobs 触摸过公共物件，例如电梯扶手、升降机按钮及门柄后
	7.	After touching public installations or equipment , such as escalator handrails , elevator control panels or door knobs 触摸过公共物件，例如电梯扶手、升降机按钮及门柄后
	8.	After touching public installations or equipment , such as escalator handrails , elevator control panels or door knobs 触摸过公共物件，例如电梯扶手、升降机按钮或门柄后；
	9.	After touching public installations or equipment , such as escalator handrails , elevator control panels or door knobs 触摸过公共物件，例如电梯扶手、升降机按钮或门柄后；
	10.	After touching public installations or equipment , such as escalator handrails , elevator control panels or door knobs 触摸电梯扶手升降机按钮门把手等公用物件之后要洗手。

door knob是什么意思