Liming stains
[机] 石灰斑
🧩 词语组成解析
[化] 石灰澄清法
n. 染色剂；污点（stain的复数）
🗣️ 情景例句
It's locked.
它锁着。
Please sum up what you said just now.
请把你刚才说的总结一下。
Five days ago, the policeman told him, the bicycle was picked up in a small village four hundred miles away.
那位警察对他说，那辆自行车是5天前在400英里外的一个小村里发现的，