directricen.(=directress)女指挥；女董事directadj.直接的；笔直的；坦白的v.对准；指挥；指示；命令direct using of the seawater海水直接利用direct reading table balance直读式托盘天平Direct Network Report system网络直报direct current potentiometer直羚位计direct prothrombin activator直接凝血酶原激活剂, 凝血激酶direct discriminant analysis直接辨别分析direct laser metal sintering直接激光金属烧结direct access storage device直接存取存储器direct internal force method直接内力法direct memory access request直接存储器访问请求