1 to have no news whatever

1 deep and somber

2 see also: 窈窈 yǎo yǎo

1 dark and uninhabited (idiom); remote and deserted

2 God-forsaken

1 see also: 杳无音信 yǎo wú yīn xìn

1 quiet, silent, and lonely

2 far and indistinct

3 gone without a trace

1 to be gone forever (idiom)

2 to disappear without a trace

1 dark and uninhabited (idiom); remote and deserted

2 God-forsaken

1 without news from sb (idiom)

1 lit. the fish sinks, the goose vanishes into the distance (idiom); a letter does not arrive

2 lost in transmission