Tooth(type)coupling
[化] 齿式联轴器
🗣️ 情景例句
No news is good news.
没消息就是好消息。
All our garments are now poly-cotton, which is stronger, needs little ironing, and allows variations in patterns.
现在我们的服装都是涤棉料的，质地坚韧，不用熨烫并且花样繁多。
Are you married or single?
你结婚了吗？