Electroacoustics
n. 电声学
🗣️ 情景例句
When's the next class?
下一次上课什么时候？
Drop dead
晕倒
A game that is very popular with these young swimmers is the underwater tricycle race.
这些幼小的游泳运动员非常喜爱的一种游戏是水下三轮车比赛。