Gearless
a. 无齿轮的\\n[机] 无齿轮装置的
🗣️ 情景例句
I think that's a great idea.
我觉得这个主意真不错。
He who despises small things seldom grows rich.
小钱不计，大钱不聚。
Last year, however, it came into use.
然而去年机场开始使用了。