sound trapping

例句：

1. 1. The sound of the waves crashing against the shore is a natural sound trap.
   海浪拍打岸边的声音是一个自然的声音陷阱。
2. 2. The sound trap was designed to capture bats in their nightly flights.
   这个声音陷阱是为了捕捉蝙蝠夜间飞行时的声音而设计的。
3. 3. The sound trap was used to study the behavior of nocturnal animals.
   这个声音陷阱被用来研究夜间动物的行为。