pdgffactor: n. 1.〔英國(guó)〕經(jīng)銷人;(代客買賣收取傭金的)經(jīng)紀(jì)人; ...血小板: blood cells; blood platelet; ...來源: source; origin的: 4次方是 The fourth power of 2 i ...生長(zhǎng)因子: growth factor下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯