Pcw
n. 制程冷却水；物理化学加工
🗣️ 情景例句
and the towels with the teddy bears on them?
和泰迪熊毛巾吗？
What kind of quality control do you have?
你们用什么办法来控制质量呢？
She had a bad cold.
她患了重感冒。