释义 |
evaporate /ɪˈvapəreɪt /verb1Turn from liquid into vapour: [no object]: cook until most of the liquid has evaporated [with object]: this gets the oil hot enough to evaporate any moisture...- At room temperature, kerosene is a thin liquid that evaporates easily and smells slightly sweet.
- When the two processes are combined so a liquid is evaporated and then condensed the process is called distillation.
- Gas samples are injected directly into the column, but liquid samples are injected into a heating unit that evaporates liquid, which then enters the column as a vapor.
Synonyms vaporize, become vapour, volatilize dry up, vaporize 1.1Lose or cause to lose moisture or solvent as vapour: [with object]: the solution was evaporated to dryness...- The solvent was then evaporated to dryness under reduced pressure at 35 deg C.
- The solvent was evaporated to dryness by vortexing the mixture under a stream of argon.
- The digested solution was evaporated to near dryness.
Synonyms dry out, remove moisture from, dehydrate, desiccate, dehumidify 1.2 [no object] (Of something abstract) cease to exist: the militancy of earlier years had evaporated in the wake of defeat...- But at the same time, take a lesson from the union that not so long ago, voted in a new president and the $300,000 bank account suddenly evaporated.
- Last July, when Pan went to withdraw some money from the bank, he was dumbfounded to find that all the money in his US and Hong Kong dollar accounts had evaporated.
- The goodwill and rapport that certainly existed before is simply evaporating.
Synonyms end, come to an end, cease to exist/be, pass away, pass, die out, be no more, fizzle out, peter out, wear off; vanish, fade, disappear, melt away, dissolve, disperse rare evanesce Derivativesevaporable /ɪˈvap(ə)rəb(ə)l / adjectiveevaporator /ɪˈvapəreɪtə / noun ...- However, the movement of the four evaporators represents the most difficult logistical exercise.
- Today the whole process of collecting sap and producing syrup has been mechanized, plastic tubing taking the place of galvanized pails and the wood stoves replaced by electric boilers and automatic evaporators.
- On entering the evaporators, the solution contains approximately 14% sugar.
OriginLate Middle English: from Latin evaporat- 'changed into vapour', from the verb evaporare, from e- (variant of ex-) 'out of' + vapor 'steam, vapour'. vapour from Late Middle English: This comes from Latin vapor ‘steam, heat’. Evaporate (Late Middle English) comes from the Latin for ‘to change into vapour’, evaporare. Latin Vapidus ‘savourless’, source of vapid (mid 17th century), is probably related. See also hysteria
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