春梦了无痕: a spring dream leaves no trace -- past things vanished.; spring dreams vanished without a trace.; vanishes like a spring dream
脸色: 1.(气色) complexion; look 短语和例子他这几天脸色好。 he looks well these days.2.(表情) facial expression; face; expression; visage; countenance; puss 短语和例子观察人的脸色 read one's face; 他脸色苍白。 his face blanched.