Smectites
蒙脱石类
🗣️ 情景例句
He seems to be getting on very well at school.
他在学校似乎过得很好。
How long will it take for a telegram to get to California?
你把电报传到加州要多长时间？
When Christ was born nearly two thousand years ago, many people, rich and poor, gave him presents.
大约2000年前基督出生时，许多人，不论穷富，都给他礼物。