Here, the team is projecting an acoustic pattern in air.

在这里，该团队正在空气中投射声学模式。

So some flowers, for example, that are pollinated by bats actually use acoustics and have an acoustic pattern that the bats can use to find the flowers.

因此，例如，一些由蝙蝠授粉的花实际上使用声学，并且具有蝙蝠可以用来寻找花朵的声学模式。