outer race的用法和樣例：
例句
- After the Battle of Hoth, Thrawn returned to Outer Rim mapping duty.
霍斯戰役后，索龍回到外環(huán)繼續他的勘測任務(wù)。 - A keyway is machined on the outer race for the connection to the drive or drive member centered on its outside.
外環(huán)有鍵槽用來(lái)與驅動(dòng)件或被驅動(dòng)件結合，并以外環(huán)為固定中心線(xiàn)。
