Sedar
abbr. submerged electrode detection and ranging 在水中的电极测试和距离修正
🗣️ 情景例句
I'm going to play with a group of friends.
我打算和朋友一起玩。
How late are you open?
你们营业到多晚？
The man smiled pleasantly.He did not understand English! He spoke German.He was a tourist.
这人友好地笑了笑。他不懂英语！他讲德语。他是个旅游者。