Dye(ing) fastness
[化] 染色的坚牢度
🧩 词语组成解析
fastness
[['fɑ:stnis]]
n. 要塞, 巩固, 迅速\\n[医] 抗拒性
🗣️ 情景例句
(a foreigner) Is that a special day?
（一个外国人）是一个特殊的日子吗？
Poverty is the root of all evils.
穷困是万恶之源。
I was almost there when a sarcastic voice below said,
当我几乎到了窗口，这时下面一个讽刺的声音说，