door-knob 门把
inside door knob 内锁手柄 ; 汽车商标
door-knob tube 钮形管
a door knob menu 门把菜单
door-knob transition 门钮形变换
door-knob transformer [通信] 门钮形转换器
door knob tube 门钮形电子管
door-knob capacitor [电] 门钮形电容器
同义词： doorknob doorhandle
以上来源于: WordNet
N-COUNT A doorknob is a round handle on a door. 门环
这是挂在门把手上的菜单。
Take the door knob off a door and put it back on backwards, then lock it and leave the door open.
取下门把手，装到门的另一侧，并且让门开着。
You turn the door knob, step over the door threshold and find this beautiful room that just feels like a soft glowing light.
你转动门把手，跨过门槛进入门内，发现这个漂亮的房间感觉起来有些像是用柔和辉光构建的。
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