Disengager
选别器, 断开器lift disengager 催化剂 提升器上部料斗(移动床催化裂化的)
🗣️ 情景例句
He's the Dean of Admissions for the University of Michigan.
他是Michigan大学的新生注册主任。
You're not wearing enough. It's cold out there.
你穿这样不够保暖。
He is physically mature.
他身体己发育成熟。