Lanostane
羊毛甾烷
🗣️ 情景例句
I want to thank you for giving me an opportunity to speak to you.
我要感谢大家给我一个机会来向各位讲话。
He was lucky to have a good home in which to grow up.
他幸运地生长在良好的家庭里。
To see is to believe.
百闻不如一见。