preheat

名词 n. 动词 v.
中文释义

英文释义

名词 n.
  1. The act of heating before another process. uncountable
    — The ratio of preheat to postheat is often important and can produce significant differences in speed and economy of coating and in the end result. The authors show the relationship between these variables for a vinyl coating powder on objects of varying mass.
动词 v.
  1. To heat beforehand or in advance, to heat something in preparation for further action. transitive
    — to preheat the oven for the casserole

词形变化

preheats present,singular,third-person preheating participle,present preheated participle,past preheated past

词源

词源 1
Etymology tree
Proto-Indo-European *per-
Proto-Indo-European *preh₂-
Proto-Indo-European *-i
Proto-Indo-European *préh₂i?
Proto-Italic *prai
Proto-Italic *prai-
Latin prae-lbor.
Middle English pre-
English pre-
English heat
English preheat
From pre- + heat.
词源 2
Etymology tree
Proto-Indo-European *per-
Proto-Indo-European *preh₂-
Proto-Indo-European *-i
Proto-Indo-European *préh₂i?
Proto-Italic *prai
Proto-Italic *prai-
Latin prae-lbor.
Middle English pre-
English pre-
English heat
English preheat
From pre- + heat.
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