Color fastness
[化] 色牢度
?? 詞語組成解析
color
['k?l?]
n. <美>顏色，色彩;膚色，臉色，血色;顏料，染料;本質;
v. <美>給…涂顏色;改變…的顏色;粉飾，渲染，使帶上色彩;臉紅;
fastness
[['fɑ:stnis]]
n. 要塞, 鞏固, 迅速\\n[醫] 抗拒性
??? 情景例句
Don't worry. You'll get used to it in no time.
別擔心，你會很快習慣的。
He's a student.
他是學生。
Sam Benton, the local butcher, had lost his wallet while taking his savings to the post office.
本頓在把存款送往郵局的途中把錢包丟了。