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
I'm a foreign student, and I'd like to make some new friends.
我是个外国学生， 我想交几个新朋友。
When the heart is afire, some sparks will fly out at the mouth.
心中发火，口吐妄言。
No, more, about 130 years ago. Most of the slave owners were rich farmers who lived in the south. They wanted to keep their slaves.
不，还要早，大约130年前。大多数奴隶主都是住在南方的富有的农场主。他们想保留自己的奴隶。