Camming
凸轮系统
🗣️ 情景例句
are going to have a wonderful, romantic weekend!
将度过一个美妙浪漫的周末！
Never too old (or late) to learn.
学到老，学不了。
I had to think of a way of preventing him from following me around all morning.
我得想办法不让他整个上午缠着我。