短語(yǔ)詞組短語(yǔ)reaction of the first order 一級(jí)反應(yīng)branch of the first order 第一次分枝;一級(jí)枝prince of the first order 和碩親王Product of the First Order 一級(jí)産品pyramid of the first order 初級(jí)稜錐躰equalizer of the first order 甲種均壓線transition of the first order 一級(jí)相變receptor of the first order 第一類(lèi)受躰blocks of the first order 一級(jí)地塊 返回 of the first order