Permeaselectivity
选择渗透性
🗣️ 情景例句
What do you think of China?
你认为中国怎么样？
With time and patience the leaf of the mulberry becomes satin.
只要功夫深，铁杵磨成针。
In 1860, a better plan was put forward by an Englishman, William Low.
1860年，一位名叫威廉。洛的英国人提出了一项更好的计划。