Ccloidotron
[电] 摆线管
🗣️ 情景例句
You hold on to them so there won't be a problem later.
你来保管， 免得等一下又出问题了。
I like to play tennis,but I'm not a very good player.
我喜欢打网球，但是我不是一个很好的运动员。
Last year, however, it came into use.
然而去年机场开始使用了。