leaf

听听怎么读
英 [li:f]
美 [lif]
是什么意思
  • n.

    叶子;页;叶状的结构;金属薄片

  • vt.& vi.

    翻书(报);

  • vi.

    生叶;

  • 变形

    复数:leaves过去式:leafed过去分词:leafed现在分词:leafing第三人称单数:leaves

    双语释义

    n.(名词)
    1. [C]叶子 one of the parts of a plant, growing from a stem or branch or directly from the root
    2. [C]页 sheet of paper
    3. [C]金属薄片,金箔 metal, especially gold or silver, in the form of very thin sheets
    4. [C]折面或活面 hinged flap or detachable section used to extend a table-top

    英英释义

    leaf[ li:f ]

    • n.
      • the main organ of photosynthesis and transpiration in higher plants

        同义词:leafagefoliage

      • a sheet of any written or printed material (especially in a manuscript or book)

        同义词:folio

      • hinged or detachable flat section (as of a table or door)
    • v.
      • look through a book or other written material

        "She leafed through the volume"

        同义词:flickflipthumbriffleriff

      • turn over pages

        "leaf through a book"; "leaf a manuscript"

      • produce leaves, of plants
    学习怎么用

    词汇搭配

    用作名词 (n.)
    动词+~
    • blow off the leaf把树叶吹落
    • burst into leaf长叶
    • come into leaf吐出新叶
    • drop leaf落叶
    • lose leaf落叶
    • pick leaf摘叶
    • sweep up dead leaves扫掉枯叶
    • take a leaf from sb's book仿效某人
    • turn a new leaf翻开新的一页,揭开新篇章
    • turn over a new leaf洗心革面,重新开始
    形容词+~
    • brown leaf褐色的叶子
    • dancing leaf舞动的叶子
    • dead leaf枯死的叶子
    • dry leaf干枯的叶子
    • fallen leaf落叶
    • green leaf绿叶
    • red leaf红叶
    • yellow leaf黄叶
    • young leaf嫩叶
    名词+~
    • autumn leaf秋叶
    • cabbage leaves洋白菜叶
    • gold leaf金箔
    • rose leaf玫瑰叶
    • tea leaf茶叶
    • tobacco leaf烟叶
    介词+~
    • in leaf有叶
    • in full leaf长满叶子
    ~+介词
    • leaves from trees树叶
    • leaves on trees树上的叶子

    词组短语

    leaf blade叶片

    in leaf有叶子的;叶茂的;长满叶子的

    leaf area叶面积;叶面

    tobacco leaf烟叶

    lotus leaf荷莲叶

    maple leaf n. 枫叶

    leaf surface叶面

    tea leaf茶叶

    leaf spot[植物病理学]叶斑病

    leaf spring弹簧片,钢板弹簧

    mulberry leaf桑叶

    leaf sheath叶鞘

    gold leaf n. 金叶;金箔

    leaf margin叶缘

    red leaf红叶病;红色的叶子

    leaf base叶基

    leaf node叶节点

    door leaf门扉,门扇

    loquat leaf枇杷叶,枇杷叶粉末

    leaf through迅速翻阅

    更多收起词组短语

    双语例句

    用作名词(n.)
    1. I saw him take a leaf out of the book.
      我看见他从书上撕下一页。
    2. The falling leaf spiralled to the ground.
      落叶盘旋著飘到了地上。
    3. Not a leaf nor an insect stirred.
      不单是树叶,连个虫子都不动。
    4. This plant has green leaves throughout the year.
      这种植物终年常青。
    5. There was a layer of silver leaf outside the metal.
      金属外边有一层银薄膜。
    用作动词(v.)
    1. The trees are just beginning to leaf.
      树刚刚开始长叶子。

    权威例句

    World-wide leaf economics spectrum
    The worldwide leaf economics spectrum.
    Control of leaf morphogenesis by microRNAs.
    Defining leaf area index for non‐flat leaves
    Wright, I. J. . The worldwide leaf economics spectrum. Nature
    Leaf Life-Span in Relation to Leaf, Plant, and Stand Characteristics among Diverse Ecosystems
    Global patterns of plant leaf N and P in relation to temperature and latitude.
    Light scattering by leaf layers with application to canopy reflectance modeling: The SAIL model
    A method for the extraction of chlorophyll from leaf tissue without maceration
    Relationships between leaf pigment content and spectral reflectance across a wide range of species, leaf structures and developmenta...
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