一夜露水 yīyèlùshuǐ ephemeral Definitions Defs Origin Strokes Stroke Words Sentences Sents yīyèlùshuǐ ephemeral 一夜 yīyè numeralnoun all night one night or throughout the night露水 lùshuǐ dew tiny droplets of water that form on cool surfaces at night; also refers to 露珠 lùzhūyīyèlùshuǐ one-night stand 一夜 yīyè numeralnoun all night one night or throughout the night露水 lùshuǐ ephemeral short-lived or fleeting things; often describes temporary or illicit romantic relationships