unfold

B2 CET-6 Oxf 5000 高中 FREQ #16551 ★★☆☆☆

vt. 展开, 打开, 披露, 开展, 挑明 vi. 伸展, 开花, 呈现

发音

US /ʌnˈfoʊld/
其它
UK /ʌnˈfəʊld/

词形变化

unfolds 复数 unfolds 三单 unfolding 现在分词 unfolded 过去式 unfolded 过去分词

释义与例句

n.
  1. 1.

    In functional programming, a kind of higher-order function that is the opposite of a fold.

    计算机 工程 数学
v. B2 Oxf 5000
  1. 1.

    To undo a folding.

    展开

    及物

    to unfold a map; to unfold a tablecloth; She unpacks the new dress and unfolds it carefully.

  2. 2.

    To become unfolded.

    不及物

    The curtains unfolded to reveal the stage.

  3. 3.

    To turn out; to happen; to develop.

    不及物

    Events unfolded in an unexpected way.

  4. 4.

    To lay open to view or contemplation; to bring out in all the details, or by successive development; to reveal.

    及物

    to unfold one's designs; to unfold the principles of a science

  5. 5.

    To reassemble a line of text that was split across multiple lines.

    及物 计算机 工程 数学
  6. 1.

    To release from a fold or pen.

    及物

    to unfold sheep

词汇关系

动词

同义词 9

open spread stretch extend blossom spread out stretch out blossom forth blossom out

反义词 1

fold

上位词 6

reveal develop undo unveil deform bring out

下位词 6

grass butterfly divaricate exfoliate splay uncross

近义相关 1

extend

词源

From Middle English unfolden, from Old English unfealdan (“to unfold”), equivalent to un- + fold.

来源：wiktionary