spare是什么意思

spare

英 [spe?] 美 [sp?r]

1. sp- + are => spare.
2. 專家們都是很節省的、節約的。=> 他們一天到晚搞研究，哪兒有什么時間花錢啊，所以他們往往都會有不少多余的、空閑的錢。

spare 節省，勻出，留出，赦免，節省的，備用的，空閑的，閑置的

來自古英語 sparian,勻出，赦免，免于傷害，來自 Proto-Germanic*sparona,保存，節省，留出，來自 PIE*sper,掙取，節省，使多產，來自 PIE*spe,繁盛，繁榮，詞源同 speed,prosper.引申古英語形容詞 spaer,節省的，節儉的，及諸相關詞義。

spare (adj.): "kept in reserve, not used, provided or held for extra need," late 14c., from or from the same root as spare (v.). Old English had sp?r "sparing, frugal." Also compare Old Norse sparr "(to be) spared." In reference to time, from mid-15c.; sense of "lacking in substance; lean, gaunt; flimsy, thin; poor," is recorded from 1540s. Spare part is attested from 1888. Spare tire is from 1894 of bicycles; 1903 of automobiles; 1961 of waistlines.
spare (v.): Old English sparian "to refrain from harming, be indulgent to, allow to go free; use sparingly," from the source of Old English sp?r "sparing, frugal," from Proto-Germanic *sparaz (cognates: Old Saxon sparon, Old Frisian sparia, Old Norse spara, Dutch sparen, Old High German sparon, German sparen "to spare"). Meaning "to dispense from one's own stock, give or yield up," is recorded from early 13c. Related: Spared; sparing.
spare (n.): "extra thing or part," 1640s, from spare (adj.). The Middle English noun sense was "a sparing, mercy, leniency" (early 14c.). Bowling game sense of "an advantage gained by a knocking down of all pins in two bowls" is attested from 1843, American English.

2. He spends his spare time visiting schools to warn pupils off drugs.: 他用自己的業余時間訪問學校，告誡小學生遠離毒品。

3. She was thin and spare, with a sharply intelligent face.: 她又高又瘦，一副精明過人的模樣。

4. They've never had anything spare — they've always used it all.: 他們從沒有任何備用的東西——他們總是把什么都用得一干二凈。

5. In the future the machines will need spare parts and maintenance.: 這些機器將來會需要備件和維修保養。