Ultraphonic
超声的, 超听的
🗣️ 情景例句
You're growing so fast, Michelle.
长得太快了， Michelle。
My brother wants to learn how to fly a plane.
我的兄弟要去学开飞机。
During all these tests Vera was blindfold;
在所有这些实验中，维拉的双眼都是蒙着的。