Permutite
滤(水)沙, 软水沙, 人造沸石
🔁 扩展释义
【化】 滤砂; 软水砂; 人造沸石【医】 人造浮石
🗣️ 情景例句
Right. What's old?
对了， 旧的东西是什么？
So he keeps on studying after his English classes in order to prepare for life in America.
所以他在英语课下课后还继续学习，为以后在美国生活做准备。
The explanation was simple but very unusual.
解释很简单，却异乎寻常。