音標(biāo)發(fā)音英式音標(biāo) [stem]美式音標(biāo) [st?m]國際音標(biāo) [stem]英式發(fā)音 美式發(fā)音 基本解釋n. 干；莖；船首；血統(tǒng) vt. 阻止；除去…的莖；給…裝柄 vi. 阻止；起源于某事物；逆行 abbr. 理工科的統(tǒng)稱（science，technology，engineering，math）詞源解說 直接源自古英語的stemn；最初源自原始日耳曼語的stamniz，意為植物的莖。同根派生adj性質(zhì)的同根詞stemmed：去掉莖或梗的；有莖或梗的；裝有…柄的。stemless：無莖的；無梗的。n性質(zhì)的同根詞stemmer：抽梗機(jī)，除梗器；抽梗工人。v性質(zhì)的同根詞stemmed：起源于（stem的過去分詞形式）；除去…的莖；給（假花等）裝梗。stem相關(guān)詞英漢例句用作名詞 (n.)The stem of the mushroom is broken.這只蘑菇的梗折斷了。用作動(dòng)詞 (v.)用作及物動(dòng)詞: S+～+ n./pron.You must stem the flow of blood from the wound.你必須阻止傷口流血。stem更多例句詞組短語用作名詞 (n.)名詞+～verb stem 動(dòng)詞詞干介詞+～on a stem 在莖上～+介詞a stem of a flower 花梗用作動(dòng)詞 (v.)～+名詞stem a stream 堵住溪水stem the spread 制止蔓延短語Stem Mut 閥桿螺母;閥桿螺絲帽stem from 起源于Stem Cells 干細(xì)胞;間質(zhì)干細(xì)胞brain stem 腦干stem更多詞組英英字典劍橋英英字典(CENTRAL PART) a central part of something from which other parts can develop or grow, or which forms a support(WORD) the part of a word that is left after you take off the ending(WATCH) the small part on the side of a watch that you turn to move the hands (= parts that point to the numbers), or to make the watch operate(SHIP) the main supporting structure at the front of a ship to stop something unwanted from spreading or increasing柯林斯英英字典 If a condition or problem stems from something, it was caused originally by that thing. If you stem something, you stop it spreading, increasing, or continuing. The stem of a plant is the thin, upright part on which the flowers and leaves grow. a technique in which the heel of one ski or both skis is forced outwards from the direction of movement in order to slow down or turn stem劍橋字典stem柯林斯字典專業(yè)釋義農(nóng)業(yè)科學(xué)樹干莖生物學(xué)羽干莖主干莖;主桿掃描隧道電鏡 (scanning tunnel electron microscope)掃描透射電子顯微鏡 (scanning transmission electron microscope)語言學(xué)詞干交通運(yùn)輸工程艏（材，柱）船首；艏材，艏柱主要干線豎管艏柱電子、通信與自動(dòng)控制技術(shù)晶體管管座電子管心柱掃描透射電子顯微鏡掃描透射電子顯微術(shù)藝術(shù)學(xué)(樂譜音符的)符尾符干體育轉(zhuǎn)動(dòng)滑雪屐的動(dòng)作轉(zhuǎn)動(dòng)滑雪屐以?；?或減速)轉(zhuǎn)動(dòng)(滑雪屐)以停止滑行地球科學(xué)堵炮泥印刷、復(fù)印技術(shù)(字體的)粗黑體（字體的）干線機(jī)械工程閥桿芯柱計(jì)算機(jī)科學(xué)技術(shù)詞干醫(yī)藥科學(xué)莖能源科學(xué)技術(shù)釬桿