Timegrapher
校表仪
🗣️ 情景例句
Hello, nice to meet you. By the way, nice shoes you have.
你好，很高兴见到你。 顺便提一下， 你的鞋子很漂亮。
To eat dinner
吃晚饭
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。