[ yāquèwúshēng ] neither crow nor sparrow could be heard.; a hush fell.; a perfect silence prevailed.; utterly quiet; be so quiet that even the crows and sparrows seemed to have checked their songs; dead silent; even the birds in the trees and bushes were silent with exhaustion.; in perfect silence; not a sound could be heard (in the room).; silence reigns.; there was complete [a dead] silence.: 等他一讲话, 会场鸦雀无声。 when he spoke at the meeting, you would hear a pin drop