Sedar
abbr. submerged electrode detection and ranging 在水中的电极测试和距离修正
🗣️ 情景例句
Well, I'd better be on my way.
好啦，我该走了呢。
There's no sense in going by boat when the plane is just as cheap and much quicker.
既然乘飞机和坐船一样便宜而且还快得多，那么就没有理由去坐船。
I could answer sixteen of the question.They were very easy.
其中的16道题。这些题很容易。