Fastness to alkali
[化] 耐碱牢度; 耐碱色牢度
🧩 词语组成解析
fastness
[['fɑ:stnis]]
n. 要塞, 巩固, 迅速\\n[医] 抗拒性
to
[tu,tə]
prep. 向，朝着;到;关于;属于;
adv. 朝一个方向的;到某种状态;关闭;
alkali
['ælkəlai]
n. 碱;
🗣️ 情景例句
You can't take her promises seriously, she never keeps her word.
她答应的事不用当真，她说话从来不算数。
Not at all.
当然可以。（当然不介意）
There were six million visitors in all,
参观的人数总共是600万。