Desulphurisation
n. 脱硫作用, 除硫作用
🗣️ 情景例句
They are not personal or private.
并不是私人的问题。
The wise man has long ears and a short tongue.
聪明人耳朵长，嘴巴短。
She gave her luggage to a porter and showed him her ticket.
她把行李交给搬运工并给他看了车票。