Dily迪利DIabbr.教官（=drill instructor）dichromate method重铬酸钾滴定法Dioscorea hispidan.白薯莨dicalcium ferrite铁酸二钙dihydroxyfluorane[医] 二羟基萤烷, 萤光素dichlorantipyrine二氯安替比林dihydrothebainone二氢蒂巴因酮diblock copolymer二嵌段共聚物dibenzothiophenes苯并二噻吩基乙烯化合物dilatancy fissure膨胀裂缝Dicyelopentadiene双环戊二烯