waiting signal的意思|示意

If something goes wrong—a hungry lizard prowling around for an ant snack, for instance—then a rush of ants returning without food sends waiting reserves a "Don't go out" signal.

如果出了什么问题——比如，一只饥饿的蜥蜴在四处寻找蚂蚁作为零食——那么一群没有食物的蚂蚁就会匆匆归来，给等待的蚂蚁发出“不要出去”的信号。

What we usually want is a work queue combined with a fixed group of worker threads, which USES wait and notify to signal waiting threads that new work has arrived.

我们通常想要的是同一组固定的工作线程相结合的工作队列，它使用wait和notify来通知等待线程新的工作已经到达了。

They've formed sleeper cells, just waiting for the signal to instigate a mass-recruitment at a moment's notice.

他们之前已经形成了睡眠者的细胞，只要等到信号，就会即刻进行大规模的招募。