ㄐㄧㄢˋjiànㄨㄟˊwéizhīㄓㄨˋzhù

  1. 事情的些跡象知道發展趨勢·越絕書··外傳》:聖人見微知著。」睹微知著」、視微知著」。嘗鼎一臠一葉知秋因小見大

one tiny clue reveals the general trend (idiom)​; small beginnings show how things will develop