Echosounder
[医]超声探测器
🗣️ 情景例句
Well, Grandpa wanted me to study engineering, like him.
嗯 ，爷爷希望我像他一样学工程。
To enter outer space
飞出大气层，进入外太空
Then the teacher says, Stop and put your hands in front of you now.
“现在停止，并把手放在面前。”