Knob motor
[医] 结状传动器
🧩 词语组成解析
knob
[nɑb]
n. 球形把手;（收音机等的）旋钮;小块;疙瘩;
v. 鼓起;使有球形突出物;给（门等）装球形把手;
motor
['məutə]
n. 马达，发动机，[火箭]助推器;原动者，原动力;汽车;[解]运动肌，运动神经;
vi. 开[乘]汽车;
vt. 用汽车运送;
adj. 有引擎的;由发动机推动的;机动车的;肌肉运动的;
🗣️ 情景例句
What year are you?
你是哪一级的？
I'm a student.
我是学生。
It took him some time to connect the long rubber pipe to the air supply pipe that ran round the port, but at last it was done and as a result work was able to progress much faster.
他花了不少时间把长长的橡胶管接到铺设在码头周围的空气供应管上，最后他终于把它们连接起来，工作因而进展得更快。