Relief devices
[化] 泄放装置
🧩 词语组成解析
n. 设备；装置；器件（device的复数）
🗣️ 情景例句
Tell me about your educational background.
告诉我你的学习背景。
I cooked breakfast for the family.
我为一家人做早餐。
He is in his everyday clothes.
他穿着平常的衣服。