Phytoecommunity
植物群落
🗣️ 情景例句
the wedding will take place tomorrow.
婚礼只有明天举行了。
Wise up!
别傻了！
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。