highjackvt.劫持；拦路抢劫n.抢劫=hijack.highadj.高的；高尚的；高级的；高度的；全盛的adv.高；奢侈地；音调高n.高水平；高气压；（麻醉品带来的）快感high-efficiency column高效柱high-pressure oil tube高压油管High rockfill embankment高填石路堤high tension distributor高压分电器high-order coefficient高次项系数high-low level control高低水位调节器,双位电平调节器high dimensional simplex高维单形high-Mg volcanic rocks高镁火山岩high range water reducer高效减水剂high moisture paddy rice高水分稻谷