Convection boiler
[机] 对流锅炉
🧩 词语组成解析
convection
[[kən'vekʃən]]
n. 传送, 对流, 传导\\n[化] 对流
🗣️ 情景例句
The rings, please.
请戴戒指。
What are you doing?
你正在做什么？
People said gold could easily be picked up by washing sand from the river in a pan of water.
据说，在一盆水里淘洗可沙就很容易找到金子。