osKK [ɑs] /ɑs/發音名詞1作業系統縮寫,電腦The new phone ships with the latest OS already installed.這款新手機出廠時就預先安裝了最新的作業系統。2口、孔、開口醫學The doctor examined the os to check for any swelling.醫師檢查了該開口處,看看有沒有腫脹。3骨、骨骼解剖學In anatomy texts, each os is labeled with its Latin name.在解剖學教科書中,每一塊骨頭都標註了拉丁文名稱。