safety-valve

名词 n. 动词 v.
中文释义
英 /ˈseɪftɪˌvælv/    美 /ˈseɪftiˌvælv/

英文释义

名词 n.
  1. Alternative form of safety valve. alt-of,alternative,transitive
    — […] I have often thought that it was a great error in our legislature when they consented to put down the public lotteries in England. I am convinced that they were beneficial, acting as safety-valves to the gambling spirit of the nation, and that their prohibition has been productive of much crime and misery.
动词 v.
  1. Sometimes followed by off:; To use a relief valve on (a container holding a gas or vapour) to relieve excessive pressure which has built up inside. transitive
  2. Sometimes followed by off:; To install a relief valve on (such a container) for that purpose. transitive
  3. Sometimes followed by off:; To use some mechanism to relieve (physical or emotional pressure or tension). figuratively,transitive

词形变化

safety-valves present,singular,third-person safety-valving participle,present safety-valved participle,past safety-valved past safety valve alternative safety-valves plural

词源

词源 1
From safety valve (noun).
词源 2
See safety valve.
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