Doixn.杜瓦(在法国；西经 0º48' 北纬 46º24')dov.做；干n.注意事项；<非正式>聚会；<古>事情do fifty miles a day每天步行五十英里Do you speak Spanish你会说西班牙语吗?Do not go by Mime.不要就这么从小丑身边匆匆而过。doping rare earth Ce稀土Ce掺杂Do you speak Russian你会说俄语吗?dosing and isolation闭关自守Do as you see fit.你认为怎么合适就怎么做doppler shift effect多普勒频移效应Do not hinder me .不要妨碍我。Do he work here?