音標(biāo)發(fā)音英式音標(biāo) [??n.j?n]美式音標(biāo) [??n.j?n]國(guó)際音標(biāo) ['?nj?n]英式發(fā)音 美式發(fā)音 基本解釋n.洋蔥（頭）詞源解說(shuō) 12世紀(jì)初期進(jìn)入英語(yǔ)，直接源自古法語(yǔ)的oignon，意為洋蔥；最初源自拉丁語(yǔ)的unionem。詞根記憶on + i + on→它的結(jié)構(gòu)就像洋蔥的皮，一層一層的洋蔥兩邊同為on，i在兩個(gè)on中間→洋蔥同根派生n性質(zhì)的同根詞onionskin：洋蔥頭皮；薄光澤紙；透明薄紙。onion相關(guān)詞英漢例句用作名詞 (n.)She bought some onions.她買了些洋蔥。onion更多例句詞組短語(yǔ)用作名詞 (n.)動(dòng)詞+～pull onions 拔幾根洋蔥put onions in 把洋蔥放在…里形容詞+～a few onions 幾個(gè)洋蔥green Chinese onions 蔥～+名詞onion bulbs 洋蔥頭介詞+～of onions 有洋蔥的味道～+介詞onion in the salad 色拉里放的洋蔥短語(yǔ)onion soup 洋蔥湯；蔥頭湯onion green 蔥綠;蔥青;翠綠;詳細(xì)翻譯The Onion 洋蔥報(bào);洋蔥新聞;洋蔥網(wǎng);洋蔥頭onion更多詞組英英字典劍橋英英字典 a vegetable with a strong smell and flavour, made up of several layers surrounding each other tightly in a round shape, usually brown or red on the outside and white inside柯林斯英英字典 An onion is a round vegetable with a light brown skin. It has many white layers on its inside which have a strong, sharp smell and taste. onion劍橋字典onion柯林斯字典專業(yè)釋義農(nóng)業(yè)科學(xué)洋蔥Objective The research aimed to select the optimum medium and sowing time of onion seedling culture.目的選出洋蔥育苗的最佳基質(zhì)配比和播種時(shí)間。蔥頭洋蔥頭蔥機(jī)械工程洋蔥In the onion,methyl propyl disulfide(MPD) produced by the reaction of Alliinase with precursor substances have many biological activity.在洋蔥中,蒜氨酸酶水解風(fēng)味前體物質(zhì)生成的甲基丙基二硫化物(MPD)具有多種生物活性。