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beam
[biːm] [biːm]

  • n. 横梁;光线;电波;船宽;[计量] 秤杆
  • vt. 发送;以梁支撑;用…照射;流露
  • vi. 照射;堆满笑容
  • n. (Beam)人名;(阿拉伯)贝亚姆;(英)比姆

[ 复数 beams 过去式 beamed 过去分词 beamed 现在分词 beaming 第三人称单数 beams ]

网络释义专业释义英英释义

  [建]

2012雅思核心词汇(下)-英语培训 ... battery n.电池 beam n., 横, (光线的)束, 柱, 电波 beneficial adj.有益的,有利的 ...

基于1186个网页-相关网页

  [建] 横梁

机械类单词解释 ... 横纹刨 block plane 横梁 beam 横锉法 crossfiling ...

基于530个网页-相关网页

  脑电地形图

脑电功率谱及脑电地形图(BEAM)是近十年来随着微j盥计算机技术的发挟,用于诊断脑部疾病等的一项新的脑电信号分析技术。

基于495个网页-相关网页

 

...瘤的治疗时,由于电子治疗的肿瘤大多位于表浅部位,如果照射眼睑部位的肿瘤,第四十二章肿瘤放疗常见概念解释1、射线beam):从放射源出发沿着光子或电子,11、肿瘤控制率:tumorcontrolprobability,是表达消灭所有肿瘤细胞的概率随剂量的变化,达到95%...

基于432个网页-相关网页

短语

tractor beam 牵引光束 ; 拖拉机大队 ; 拖拉机梁

cantilever beam [建] 悬臂梁 ; 悬梁 ; 张臂梁 ; 悬壁梁

electron beam [物] 电子束 ; 电子雪崩 ; 荷电粒子炮

cross beam [建] 横梁 ; 井字梁 ; 端梁 ; 顶梁

beam deflection [电子] 射束偏转 ; 束偏转 ; 梁的挠曲 ; 梁弯曲度

transverse beam [建] 横梁 ; 横向梁 ; 地中梁 ; 横向冲击

molecular beam [物] 分子束 ; 分子束装置 ; 分子射柱 ; 分子射线

beam rider [航] [军] 波束制导导弹 ; 驾束式导弹 ; 波束制导系统 ; 乘波导引

Beam saber 光束剑 ; 光剑

 更多收起网络短语

·2,447,543篇论文数据,部分数据来源于NoteExpress

beam [ bi:m ]

  • n.
  • v.
    • smile radiantly; express joy through one's facial expression
    • emit light; be bright, as of the sun or a light

      "The fire beamed on their faces"

      同义词: shine

    • express with a beaming face or smile

      "he beamed his approval"

    • broadcast over the airwaves, as in radio or television

      同义词: air send broadcast transmit

    • have a complexion with a strong bright color, such as red or pink

      同义词: glow radiate shine

    • experience a feeling of well-being or happiness, as from good health or an intense emotion

      "She was beaming with joy"

      同义词: glow radiate shine

以上来源于: WordNet

 柯林斯英汉双解大词典 

beam /biːm/ CET4 TEM4 ( beaming, beamed, beams )

  • 1. 

    V-T/V-I 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. 绽开笑容 [书面]

    例:

    Frances beamed at her friend with undisguised admiration.

    弗朗西丝用毫不掩饰的羡慕的神情朝她的朋友们绽开了笑容。

    例:

    "Welcome back," she beamed.

    “欢迎回来,”她笑容满面地说。

  • 2. 

    N-COUNT A beam is a line of energy, radiation, or particles sent in a particular direction. (能量、辐射、粒子) 束

    例:

    ...high-energy laser beams.

    …高能激光束。

  • 3. 

    V-T/V-I If radio signals or television pictures are beamed somewhere, they are sent there by means of electronic equipment. 播送

    例:

    The interview was beamed live across America.

    那场访谈同步播送至全美。

    例:

    The Sci-Fi Channel began beaming into 10 million American homes this week.

    科幻频道本周已经开始播送到1000万个美国家庭。

  • 4. 

    N-COUNT A beam of light is a line of light that shines from an object such as a lamp. (光) 束

    例:

    A beam of light slices through the darkness.

    一道光束划破了黑暗。

  • 5. 

    N-COUNT A beam is a long thick bar of wood, metal, or concrete, especially one used to support the roof of a building. 梁

    例:

    The ceilings are supported by oak beams.

    天花板由橡木横梁支撑着。

词组短语同近义词同根词词语辨析

laser beam 激光束

electron beam 电子束

concrete beam 混凝土梁

on the beam 航向正确;正横地;必须用泵抽油的

ion beam 离子束

cantilever beam 悬臂梁

gaussian beam 高斯光束

continuous beam 连续梁

light beam 光束;线偏振光束;直接光线

box beam 箱形梁,盒形梁

walking beam n. (蒸汽机的)步进梁;活动梁

beam on 微笑

composite beam 复合梁;合成梁;混合梁

main beam 主声束;主光束

beam structure 梁结构

beam of light 光束

steel beam 钢梁

electron beam welding 电子束焊接

balance beam n. 平衡木;天平横梁;平衡杆,秤杆

curved beam [建]曲梁

  更多收起词组短语
  • n. [建]横梁;光线;电波;[船]船宽;[计量]秤杆
  • ray , stream

  • vt. 发送;以梁支撑;用…照射;流露
  • to transmit , send out

  • vi. 照射;堆满笑容
  • irradiate

词根: beam

adj.

beaming 喜气洋洋的;愉快的;光亮的;耀眼的

beamy 光亮的;船身宽大的;象梁一样的

v.

beaming 照耀(beam的ing形式)

  giggle, laugh, chuckle, roar, sneer, beam, jeer, grin

这组词都有“笑”的意思,其区别是:

giggle v.咯咯地笑,痴笑,傻笑,多指女人和孩子由于紧张、被逗乐、尴尬时所发出的笑声。

The schoolgirls giggled when the famous football player walkedsintostheir classroom.当这个著名的足球运动员走进教室时,女生们都咯咯地笑起来。

laugh v.笑,大笑,用于一般的笑或出声的大笑。

chuckle v. (书面语)吃吃的笑,抿嘴笑,轻声笑,多指因得意或领会到某事中的趣味而暗自发笑。

She does not laugh out loud; she only chuckles.她没有笑出声来,只是抿嘴而笑。

roar v.怒吼,咆哮,引申为放声大笑,哄堂大笑。

He roared when he heard the joke.听完这个笑话,他哈哈大笑。

sneer v.冷笑,嘲笑,指以语言、表情、和声调表示轻蔑或嘲弄。

He sneered at the offer and said it was two low.他对报价嗤之以鼻,说它太低了。

beam v.本义指照耀,放光,引申为"微笑",是正式用语,指面带喜悦或笑容,暗示对他人的友好或内心的满足。

She beamed with happiness.她高兴得眉开眼笑。

jeer v.讥笑,嘲笑,其同义词是mock。

The crowd jeered when the boxer was knocked down.当那个拳手被人打倒时,人群开始嘲笑他。

grin v.露齿而笑,指人因高兴、满足、轻蔑等咧开嘴露齿地笑。

He grinned at his mother.他冲他的妈妈咧嘴一笑。

以上来源于网络

  laugh, sneer, siggle, beam, smile, grin

这组词都有“笑”的意思,其区别是:

laugh 最常用词,指因喜悦、愉快或轻视而出声的笑或大笑。

sneer 指冷笑、嘲笑。

siggle 指发出咯咯的笑声,较多地用于女人或孩子。

beam 书面用词,指人因心情舒畅而发出的笑,即喜形于色地笑。

smile 指面露微笑,侧重于无声。

grin 指露齿而笑。

以上来源于网络

双语例句原声例句权威例句

  • And we have a beam.

    我们一个电子束

    v.163.com

  • Thus, by varying the radar transmitter frequency about some base frequency, the beam can be positioned in one axis.

    这样几个基础频率附近改变雷达发射机频率波束指向一条轴线

    bbs.fyjs.cn

  • No one who can not forget, there is no time to wait which beam there, motionless.

    没有忘记没有光阴等待在那里一动不动的。

    gu-bone.blogbus.com

更多双语例句
  • Scientific American magazine says huge lasers turn only about twenty to thirty percent of the energy they use into a laser beam.

    VOA: special.2010.09.01

  • It is an electron beam. In the 1890s, the latter part of the 19th century a very fashionable word was "ray."

    那是个电子束,在十九世纪九十年代,就是19世纪末,一个很时髦的词汇-“光线“

    麻省理工公开课 - 固态化学导论课程节选

  • The thousand liveried angels - begin to cast their special beam on the virgin's outward shape -- that's her body, the unpolluted temple that houses her virginal mind.

    一千个穿着衣服的天使,开始在处女的身体上投射他们神奇的光束-,那就是她的身体,那个装着无暇心灵的未受污染的殿堂。

    耶鲁公开课 - 弥尔顿课程节选

更多原声例句
更多权威例句

词组短语

laser beam 激光束

electron beam 电子束

concrete beam 混凝土梁

on the beam 航向正确;正横地;必须用泵抽油的

ion beam 离子束

cantilever beam 悬臂梁

gaussian beam 高斯光束

continuous beam 连续梁

light beam 光束;线偏振光束;直接光线

box beam 箱形梁,盒形梁

walking beam n. (蒸汽机的)步进梁;活动梁

beam on 微笑

composite beam 复合梁;合成梁;混合梁

main beam 主声束;主光束

beam structure 梁结构

beam of light 光束

steel beam 钢梁

electron beam welding 电子束焊接

balance beam n. 平衡木;天平横梁;平衡杆,秤杆

curved beam [建]曲梁

  更多收起词组短语
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