high SN高信噪比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highest yield最高收益high - rise高层high drainage高抽巷high fidelityn.高保真high-purity高纯度high stocking高密度熏烟熏制high low lamp变烛电灯high-browedadj.高额头的；有教养的high -grade高品位High - dose大剂量