Ultraphonic
超声的, 超听的
🗣️ 情景例句
These documents will give you some idea of our background.
这些资料会给您提供一些参考。
There's as good fish in the sea as ever came out of it.
海里的好鱼是取之不尽的。
Even if you travel in ideal weather, sea journeys take a long time.
即使风平浪静，坐船旅行也要占用很长时间。