Acid recovery
[机] 酸回收厂
🧩 词语组成解析
🗣️ 情景例句
Let's see. Four desks.
我来看看。四张桌子。
Kinsman helps kinsman,but woe to him that hath nothing.
亲人帮亲人，无亲来帮愁煞人。
While I write my pen moves, but the paper keeps still.
我写字时，笔是移动的，纸是静止的。