魚沉雁杳

1. • lit. the fish swam away into the depths, the goose vanished in the distance (idiom)
2. • fig. to have had no news (of sb who went away) to have lost contact

Character by character

• 魚(yú)surname Yu
• 沉(chén)submerge
• 雁(yàn)wild goose
• 杳(yǎo)dark and quiet