So when you say you can hear a pin drop, it means that the room is silent.

所以当你说你可以“听见针掉在地上的”，这意味着房间很安静。

But the minute we start the opening circle, it's almost like you can hear a pin drop.

但是当我们开始循环的时候，你几乎可以听到针掉落的声音。

And finally, if you go into a really quiet room where you can hear a pin drop, the system is turned up almost all the way.

最后，如果你进入一个非常安静的房间，安静得落针可闻，那么系统的扩音幅度就会被调到几乎是最大值。