Desulphurisation
n. 脱硫作用, 除硫作用
🗣️ 情景例句
I am Lu Ming. I come here to welcome you.
我是陆明，我是来接你的。
We don't go dancing very often.
我们不经常跳舞。
Well,they're trying to repair it,sir.
啊，他们正设法修呢，先生。