Gearless
a. 无齿轮的\\n[机] 无齿轮装置的
🗣️ 情景例句
But his teeth hurt, and he just can't get to sleep, poor dear.
但他的牙疼， 他不能入睡， 可怜的小宝贝。
I'm hungry.
我饿了。
The same old favorites recur year in year out with monotonous regularity.
相同的决心以单调的规律年复一年地出现。