Premix burner
[化] 预混合型燃烧器
🧩 词语组成解析
[计] 预混合
🗣️ 情景例句
John, what are you going to do?
约翰，你要干嘛？
One cannot make a silk purse out of a sow's ear.
朽木不可雕。
Our friends Julie and Jack were there, too.
我们的朋友朱莉和杰克也去了。