Smectite
[矿]蒙脱石, (去油垢)绿土
🗣️ 情景例句
Hi, Susan.
嗨， Susan。
He that knows not how to hold his tongue knows not how to talk.
不知缄口的不善言。
and because there is so much of it the function would seem to e important.
睡眠占去那么多时间，所以其作用似乎还是很重要。