英语词汇“hard and fast”的读音、意思、造句、用法及中英文翻译-迷途网

词汇	hard and fast
释义	hard and fast (especially after a negative尤用于否定词后) that cannot be changed in any circumstances板上钉钉；不容更改 There are no hard and fast rules about this.这事没有什么硬性的规定。 This situation isn’t hard and fast.这种情况并不困难。 See also fast \| hard
随便看	Physics-topic centre of gravity Physics-topic centrifugal force Physics-topic centrifuge Physics-topic centripetal force Physics-topic chain reaction Physics-topic condensation Physics-topic conduct Physics-topic conduction Physics-topic conductive Physics-topic conductor Physics-topic convection Physics-topic core Physics-topic critical mass Physics-topic dense Physics-topic density Physics-topic displacement Physics-topic dynamic Physics-topic electron Physics-topic elementary particle Physics-topic fallout Physics-topic fissile Physics-topic fission Physics-topic focus Physics-topic frequency Physics-topic friction

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