fallback

名词 n. 动词 v. 形容词 adj.
中文释义

英文释义

名词 n.
  1. An act of falling back. countable,uncountable
    — A failure of one of the rocket's first-stage engines just after liftoff would result in a destructive pad fallback.
  2. A backup plan or contingency strategy; an alternative which can be used if something goes wrong with the main plan; a recourse. countable,uncountable
    — As a fallback, I suppose we can use typewriters if the word processing system fails.
  3. A reduction in bitumen softening point, sometimes called refluxing or overheating, in a relatively closed container. countable,uncountable
  4. Pulverised material that falls back to earth after a nuclear explosion; fallout. countable,uncountable
    — Particle size distributions of fallback and ejecta were determined principally by mechanical sieving and weighing.
动词 v.
  1. Misspelling of fall back. alt-of,misspelling
形容词 adj.
  1. That can be resorted to as a fallback. not-comparable
    — a fallback plan

词形变化

fallbacks plural fall-back alternative fall-back alternative fall-back alternative

词汇关系

近义词
plan B recourse. Thesaurus:option
下位词
automatic fallback modulation fallback

词源

词源 1
From the verb fall back.
词源 2
From the verb fall back.
词源 3
From the verb fall back.
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