Variable-depth sonar
[电] 可变深度声纳
🧩 词语组成解析
sonar
['səunɑ:]
n. 声呐装置，声呐系统;声呐兵;
🗣️ 情景例句
She cries every time she sees the movie.
她每次看那部电影都会哭。
We shall lie all alike in our graves.
一进坟墓，大家一样。
There was less food for birds and also for the prairie dog, a kind of animal which lives in holes in the ground.
供鸟类吃的食物少了，供草原犬鼠（一种生活在地洞里的动物）吃的食物也少了。