Read Edit View history 石投大海 shítóudàhǎi vanish Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 石投大海 · shítóudàhǎi · vanish 2026/03/04 石投大海 shítóudàhǎi vanish to disappear completely without leaving a trace or receiving any response, like a stone dropped into the ocean 他的建议提交上去后就像石投大海，再无消息。 expression created sense Mar 4, 2026, 02:25 AM