alternate

B2 CET-6 大学 FREQ #10021 ★★☆☆☆

a. 交替的, 轮流的, 间隔的 v. 轮流, (使)交替

发音

IN /ɔlʈə(r).neʈ/
UK /ˈɒl.tə(ɹ)ˌneɪt/
UK /ɒlˈtɜː(ɹ).nət/
UK /ˈɔːl.tə(ɹ)ˌneɪt/
UK /ɔːlˈtɜː(ɹ).nət/
US /ˈɔl.tɚ.neɪt/
US /ˈɔl.tɚ.nət/
US /ˈɑl.tɚ.neɪt/
US /ˈɑl.tɚ.nət/

词形变化

alternates 复数 alternates alternated alternates 三单 alternating alternating 现在分词 alternated 过去式 alternated 过去分词

别名

alt altn.

教材释义与例句

名词

替换物

动词

使交替；使轮流

动词

交替；轮流

形容词

交替的；轮流的

释义与例句

n.
  1. 1.

    That which alternates with something else; vicissitude.

  2. 2.

    A substitute; an alternative; one designated to take the place of another, if necessary, in performing some duty.

    美国
  3. 3.

    A proportion derived from another proportion by interchanging the means.

    数学
  4. 4.

    A replacement of equal or greater value or function.

    美国
v. B2
  1. 1.

    To perform by turns, or in succession; to cause to succeed by turns; to interchange regularly.

    及物
  2. 2.

    To happen, succeed, or act by turns; to follow reciprocally in place or time; followed by with.

    不及物

    The flood and ebb tides alternate with each other.

  3. 3.

    To vary by turns.

    不及物

    The land alternates between rocky hills and sandy plains.

  4. 4.

    To perform an alternation (removal of alternate vertices) on (a polytope or tessellation); to remove vertices (from a face or edge) as part of an alternation.

    及物 数学
adj.
  1. 1.

    Happening by turns; one following the other in succession of time or place; first one and then the other (repeatedly).

  2. 2.

    Happening by turns; one following the other in succession of time or place; first one and then the other (repeatedly).

    Alternating; (of e.g. a pair of tinctures which a charge is coloured) succeeding in turns, or (relative to the field) counterchanged.

    政治 纹章
  3. 3.

    Designating the members in a series, which regularly intervene between the members of another series, as the odd or even numbers of the numerals; every other; every second.

    数学

    the alternate members 1, 3, 5, 7, etc.

  4. 4.

    Other; alternative.

    美国

    Hyperlinked text is displayed in alternate color in a Web browser.

    He lives in an alternate universe and an alternate reality.

  5. 5.

    Distributed singly at different heights of the stem, and at equal intervals as respects angular divergence

    生物 植物学

    Many trees have alternate leaf arrangement (e.g. birch, oak and mulberry).

词汇关系

名词

同义词 2

replacement surrogate

上位词 6

backup relief substitute stand-in reliever fill-in
动词

同义词 8

jump switch flip tack understudy flip-flop interchange take turns

上位词 10

move turn change learn act exchange con reverse alter memorize

下位词 2

spell rotate
形容词

同义词 2

alternative alternating

反义词 1

opposite

近义相关 3

secondary cyclical cyclic

相关短语

alternate angles n. 错角 alternate energy alternate universe alternate history alternate generation [医] 世代交替 alternate generations alternate universes alternate action alternate histories alternate reality game alternate reality games alternate ring hitching alternate ring hitchings alternate plumage alternate aerodrome

词源

Borrowed from Latin alternātus, the perfect passive participle of Latin alternō (“to take turns”) (see -ate (1,2 and 3)), from alternus (“one after another, by turns”), from alter (“other”) + -nus. Doublet of altern; see also alter.

来源：wiktionary