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fret
[fret] [fret]

  • v. 使烦恼;焦急;使磨损,使销蚀;用回纹装饰;给(弦乐器)装品
  • n. 音品;回纹饰;(从海上飘来的)雾气
  • n. (Fret) (美、波、法、比、英、西)弗雷特(人名)

[ 过去式 fretted 过去分词 fretted 现在分词 fretting 复数 frets 第三人称单数 frets ]

网络释义专业释义英英释义

  荧光共振能量转移

发光量子点,作为被固定至通过肽接头的表面的量子点的捐助者和若丹明受体之间的荧光共振能量转移FRET)的基础上的发光探针。使用一个单步的配位体交换过程,在这过程中RGDC肽分子取代三辛基氧化膦(TOPO)作为封端的量子点的配位体的...

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  荧光共振能量传递

基于荧光共振能量传递(FRET)白勺生物均相检测简单、灵敏而深受关注。它常用有机染料和量子点(QDs)作为荧光标记。

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  品格

... frequency频率 fret品格 fugue赋格 ...

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  荧光共振能量转移(Fluorescence Resonance Energy Transfer)

...是最近兴起的一种新型荧光量子点,它以DNA为模板在低温水热条件下合成,方法简单、绿色。Bio-dots具有较低的细胞毒性、稳定的荧光性质、良好的水溶性以及生物相容性,此外,bio-dots不仅具有与碳量子点相似的荧光性质,还保持了DNA模板的基本功能,bio-dots的以上特性为其在生物传感领域的广泛应用奠定了基础。荧光共振能量转移(FRET)是一种能量给体和受体之间的非辐射的能量转移,是一种与距离相关的能量转移技术。

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短语

Fret Noise 琴品噪音 ; 急促的噪声

fret lead 嵌彩色玻璃的窗铅条骨架 ; 烦躁

fret about 为……烦恼 ; 为……懊恼

fret sawjigsaw 线锯

FRET technique FRET技术

fret fret 烦恼

sea fret 海雾

 更多收起网络短语
  • 雕花
    回纹饰;万字浮雕
  • 品格
    吉它指板
  • 萤光共振能量转移 (fluorescence resonance energy transfer)
    荧光共振能量转移 (fluorescence resonance energy transfer)
  • 间质片层
    基粒间膜

·2,447,543篇论文数据,部分数据来源于NoteExpress

fret [ fret ]

  • n.
    • agitation resulting from active worry

      同义词: stew sweat lather swither

    • a spot that has been worn away by abrasion or erosion

      同义词: worn spot

    • an ornamental pattern consisting of repeated vertical and horizontal lines (often in relief)

      "there was a simple fret at the top of the walls"

      同义词: Greek fret Greek key key pattern

    • a small bar of metal across the fingerboard of a musical instrument; when the string is stopped by a finger at the metal bar it will produce a note of the desired pitch
  • v.
    • worry unnecessarily or excessively

      同义词: fuss niggle

    • be agitated or irritated

      "don't fret over these small details"

    • provide (a musical instrument) with frets

      "fret a guitar"

    • become or make sore by or as if by rubbing

      同义词: chafe gall

    • cause annoyance in
    • gnaw into; make resentful or angry

      同义词: eat into rankle grate

    • carve a pattern into
    • decorate with an interlaced design
    • be too tight; rub or press

      同义词: choke gag

    • cause friction

      同义词: rub fray chafe scratch

    • remove soil or rock

      同义词: erode eat away

    • wear away or erode

      同义词: eat away

以上来源于: WordNet

 柯林斯英汉双解大词典 

fret /frɛt/ CET6+ TEM8 ( fretting, fretted, frets )

  • 1. 

    V-T/V-I If you fret about something, you worry about it. 担心

    例:

    I was working all hours and constantly fretting about everyone else's problems.

    我一刻不停地工作着,还一直担心着其他人的问题。

    例:

    But congressional staffers fret that the project will eventually cost billions more.

    但国会的工作人员们担心这个方案最终会多花几十亿。

  • 2. 

    N-COUNT The frets on a musical instrument such as a guitar are the raised lines across its neck. (吉他等弦乐器指板上定音的) 音品

  • 3. 

    N a repetitive geometrical figure, esp one used as an ornamental border 回纹饰

  • 4. 

    N sea fret的缩写 → short for sea fret

词组短语同近义词同根词词语辨析

fret over 为…着急

词根: fret

adj.

fretful 焦躁的;烦燥的;起波纹的

fretted 焦躁的;腐蚀的;附有弦马的

adv.

fretfully 焦急地;焦躁地

n.

fretfulness 焦躁

v.

fretted 烦躁;侵蚀;耗损(fret的过去分词)

  fret, care, brood, worry

这组词都有“烦恼、担忧”的意思,其区别是:

fret 通常指因悲哀、焦虑或忧愁等所困扰的心理状态。

care 多指极强烈的关心和忧虑。常带纯客观的意味。

brood 语气比worry强,多指沉思、沮丧或忧郁。

worry 普通用词,着重使人焦虑、烦恼或深深不安。

以上来源于网络

双语例句权威例句

  • If it's out of your control, why fret about it?

    如果某件事控制不了,那为什么还要为烦恼呢?

    www.kekenet.com

  • I rub my scars the way other people fret a rabbit's foot or burnish a lucky penny.

    抚摸自己疤痕方式,就像其他烦恼抚摸幸运便士一样

    article.yeeyan.org

  • We can fuss and fret and shuttle and shelter, but in the end, what we do may not matter as much as we think.

    我们可能忧虑重重烦恼不安,举棋不定畏首畏尾,最终,其实我们并没有自己以为那么在意

    zuci.chaziwang.com

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词组短语

fret over 为…着急

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