曇花一現(xiàn)
last briefly;be a flash in the pan;remain on the scene for only a brief period;vanish as soon as it appears
~的人物a transient figure;a person of ephemeral importance
曇花一現(xiàn)tán huā yī xiàn
曇花:開(kāi)放時(shí)間極短的一種花。比喻事物難得出現(xiàn);也比喻事物剛一出現(xiàn)就很快地消逝。last briefly like the morning dew of a day, written in water, flower briefly as the night blooming cereus, be a flash in the pan