Welding burner
[化] 焊炬喷嘴
🧩 词语组成解析
a. 焊的\\n[机] 熔接, 焊接, 锻接
🗣️ 情景例句
Fine. How much would you like to exchange, sir?
好的。您要兑换多少呢，先生？
How long are you going to stay here?
你要在这里停留多久？
I used to travel by air a great deal when I was a boy.
我在幼年的时候，曾多次乘飞机旅行。