背載型艙口蓋駝載式艙口蓋piggyback: adv.,adj. ＝pickaback. hatchcover: 艙蓋; 艙口蓋intravenous piggyback: 借道靜脈輸液法piggyback acknowledgement: 捎帶應(yīng)答piggyback board: 級聯(lián)式插件板下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯
