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
Is it all right if I use a letter of credit?
如果我使用信用证，没关系吧？
If at first you don't succeed, try, try again.
初试不成功，努力勿懈怠。
Would you please read the draft contract and make your comments about the terms?
请仔细阅读合同草案，并就合同各条款提出你的看法好吗？）