Chondrillasterol
[化] 菠菜甾醇
🗣️ 情景例句
Thank you.
谢谢。
You have a radio,don't you?
你有一台收音机，对吗？
The further off this solid obstruction, the longer time will elapse for the return of the echo.
固体障碍物越远。回声返回所用时间就越长。