英 ['ɔːltəneɪt; 'ɒl-]
- vi. 交替；轮流
- vt. 使交替；使轮流
- adj. 交替的；轮流的
- n. 替换物
CET6 TEM4 IELTS GRE 考 研 TOEFL
1. altern- + -ate.
2. => one after the other, by turns.
3. Alternate means "by turns;" alternative means "offering a choice." Both imply two kinds or things.
- alternate (adj.)
- 1510s, from Latin alternatus "one after the other," past participle of alternare "to do first one thing then the other; exchange parts," from alternus "one after the other, alternate, in turns, reciprocal," from alter "the other" (see alter). Alternate means "by turns;" alternative means "offering a choice." Both imply two kinds or things.
- alternate (v.)
- 1590s, from Latin alternatus, past participle of alternare (see alternate (adj.)). Replaced Middle English alternen "to vary, alternate" (early 15c.). Related: Alternated; alternating.
- alternate (n.)
- 1718, "that which alternates (with anything else)," from alternate (adj.). Meaning "a substitute" is first attested 1848.
- 1. The three acts will alternate as headliners throughout the tour.
- 2. Now you just alternate layers of that mixture and eggplant.
- 3. His group was forced to turn back and take an alternate route.
- 4. Lesley had agreed to Jim going skiing in alternate years.
- 5. They were streaked with alternate bands of colour.
[ alternate 造句 ]