Ungeared
无齿轮啮合的
🗣️ 情景例句
You may be right.
也许你说的对。
I will go with him if he asks me.
我会和他走，假如他要求我的话。
The officer unscrewed the cap and put the bottle to his nostrils.
海关官员拧开瓶盖，把瓶子放到鼻子底下。