Multiple components can bind to the service at once, but when all of them unbind, the service is destroyed.

一次可以有很多组件绑定到它，当所有组件都解出绑定时，service才被销毁。

youdao

Multiple components can bind to the service at once, but when all of them unbind, the service is destroyed.

一次可以有很多组件绑定到它，当所有组件都解出绑定时，service才被销毁。

youdao