Topomat
自动地形测图仪
🗣️ 情景例句
When I watch sad movies I get really depressed.
当我看悲伤的电影时，我常常很难过。
The tour will take about an hour and a half. We ought to be back here by 3:00.
参观大概要一个半小时，3点钟以前回到这里。
Hello.
你好。