Lithogeny
岩石成因学
🗣️ 情景例句
Three cheers for Ms Li.
给李小姐三声欢呼！
They will be together forever.
他们将会永远结合在一起。
It is much cheaper to post or email a long report than to fax it.
邮寄或电子邮递一封长篇报告比传真要便宜得多。