directline直通行directadj.直接的；笔直的；坦白的v.对准；指挥；指示；命令direct immuno fluorescence test直接免疫荧光试验direct power - supply circuit直流电源电路direct sequence spread speetrum直接序列扩频Direct simulation Monte-Carlo直接模拟蒙特卡罗direct current electric furnace直羚炉direct air-cooling technology直接空冷direct consumption coefficients直接消耗系数directed similarity association有向相似性联想direct-injected diesel engine直喷式柴油机direct their whole attention tovt.注意(使想到；考虑；采取行动)