Instantaneous center(of rotation)
[化] (转动)瞬心
🧩 词语组成解析
🗣️ 情景例句
He has the eye of a painter.
他有画家的鉴赏力。
I'm going to have some x-rays taken.
我要拍摄Ｘ光照片。
Have you received a letter from Jim yet?
你收到了吉姆的来信没有？