Doarn.多尔dov.做；干n.注意事项；<非正式>聚会；<古>事情Doppler fetal heartbeat多普勒胎心Do you n't believe?do not be over-boiled不宜久煎Do you need a hand?Do we have any wax?Doan-Wiesman syndrome窦-魏二氏综合征:原发性脾性中性白细胞减少综合征do something by oneself单挑; 单干Do you smoke a lot?Do you need a menu?Do you like Joanne?