音標(biāo)發(fā)音英式音標(biāo) [bi?m]美式音標(biāo) [bi?m]國際音標(biāo) [bi:m]英式發(fā)音 美式發(fā)音 基本解釋n. 橫梁；光線；電波；船寬；[計量] 秤桿 vt. 發(fā)送；以梁支撐；用…照射；流露 vi. 照射；堆滿笑容 n. (Beam)人名；(阿拉伯)貝亞姆；(英)比姆詞源解說 直接源自古英語的beam；最初源自西日耳曼語的baumoz，意為活著的樹。詞根記憶be + am→做我自己，成為國家的棟梁→梁be + am→做我自己，成為國家棟梁→梁be + am→做我自己，成為國家的棟梁→大梁be + am→做我自己，成為國家的棟梁→柱同根派生adj性質(zhì)的同根詞beaming：喜氣洋洋的；愉快的；光亮的；耀眼的。beamy：光亮的；船身寬大的；象梁一樣的。v性質(zhì)的同根詞beaming：照耀（beam的ing形式）。beam相關(guān)詞用法辨析n. (名詞)beam通常指“光束”，即從發(fā)光體向某方向射出的有一定寬度的光線，尤指定向的無線電波。 v. (動詞)beam的基本意思是日、月、燈塔等發(fā)出光束,引申可表示“定向發(fā)出(無線信號等)”“播送”,用于比喻可表示“面露喜色”。 beam一般作“面露喜色”解時是不及物動詞,可接介詞at或on〔upon〕,表示“對…微笑”。 beam作“播送”解時是及物動詞,常用于被動結(jié)構(gòu),接介詞to,表示“向…播送…”。 beam使用方法beam詳細辨析英漢例句用作名詞 (n.)Beams support the roof of a house.橫梁是用來支撐屋頂?shù)摹?/li>用作動詞 (v.)用作不及物動詞: S+～(+A)The moon is beaming overhead.月光當(dāng)頭照。用作及物動詞: S+～+ n./pron.He beamed a cheerful welcome as he opened the door.他打開門,笑笑,表示歡迎。beam更多例句詞組短語用作名詞 (n.)動詞+～direct a beam at 把光束射向…fly the beam 按照無線電波飛行shine a beam at 對…射出光束形容詞+～electronic beam 電子光束,電子柱glorious beams 燦爛光輝high beam 遠光beam更多詞組英英字典劍橋英英字典(LINE) a line of light that shines from a bright object(WOOD) a long, thick piece of wood, metal, or concrete, especially used to support weight in a building or other structure(SMILE) to smile with obvious pleasure(SEND OUT) to send out a beam of light, an electrical or radio signal, etc.柯林斯英英字典 If you say that someone is beaming, you mean that they have a big smile on their face because they are happy, pleased, or proud about something. A beam is a line of energy, radiation, or particles sent in a particular direction. If radio signals or television pictures are beamed somewhere, they are sent there by means of electronic equipment. A beam of light is a line of light that shines from an object such as a lamp. A beam is a long thick bar of wood, metal, or concrete, especially one used to support the roof of a building. beam劍橋字典beam柯林斯字典專業(yè)釋義土木建筑工程梁4. Damage analysis of ordinary reinforced concrete beam.4、普通鋼筋混凝土梁的損傷分析。電子、通信與自動控制技術(shù)波束定向發(fā)出(無線電信號、節(jié)目等)；(有針對性地)向…廣播(節(jié)目)：束光束電子束波注射束交通運輸工程梁Beam and plate are the basic object of the damping treatments.梁和板為阻尼敷涂的基本對象。船寬橫梁物理學(xué)雙光束束（流）冷光束梁紡織科學(xué)技術(shù)經(jīng)軸動力與電氣工程定向發(fā)出(無線電信號、節(jié)目等)；(有針對性地)向…廣播(節(jié)目)：機械工程橫梁波束波注頂梁地球科學(xué)波束束計算機科學(xué)技術(shù)光束生物學(xué)梁橫梁能源科學(xué)技術(shù)頂梁農(nóng)業(yè)科學(xué)桁桿水利工程梁醫(yī)藥科學(xué)腦電位分布圖