收敛shōuliǎn 1.(笑容、光线等)减弱或消失{(of smile, light, etc.) weaken or disappear}: 她的笑容突然～了{Her smile suddenly disappeared.}|夕阳已经～了余晖。{The radiance of the setting sun has faded.} 2.减轻放纵的程度(指言行){restrain oneself (in deeds or words)}: 狂妄的态度有所～。{become less arrogant and contemptuous} 3.引起有机体组织的收缩,减少腺体的分泌{make body tissues contract and reduce secretion from glands}: ～剂。{astringent}