In addition to being very quiet, suppressed weapons do not have visible muzzle flashes. 消聲武器除了開火時非常安靜之外，槍口也沒有火焰。
But the mood is turning from elation to despondency as the delay in releasing the full results drag on, they say. 通信員說首都哈拉雷的街道都非常安靜，但整個場城市的安全警戒都處於緊甭的狀態。
She left the room as inconspicuously as possible. 她儘可能做到不聲不響地離開房間。
The old woman went over without a sound. 這位老太太不聲不響地摔倒了。
