Preconditioner
[化] 预调节器
🗣️ 情景例句
Strawberry?
草莓的？
What will you do to help protect our environment from being seriously polluted?
你将为帮助保护我们的环境免遭到污染做些什么呢？
I understand you want to increase your order.
我知道你想增加订购量。