A roller bearing
滚柱轴承
🧩 词语组成解析
🗣️ 情景例句
What did they say?
他们说什么?
To advertise cheap food
推销廉价食物
The system has worked so well, that it has been adopted in other countries too.
由于这种制度行之有效，已被其他国家采纳。