perfectly sound propositionunalterable truthirrefutable argument的意思|示意
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完全合理的命题,不可改变的真理,可反驳的论点
perfectly sound propositionunalterable truthirrefutable argument的网络常见释义
不易之论 不易 not easy to do sthdifficultunchanging 不易之论 perfectly sound propositionunalterable truthirrefutable argument 捣实 to ram (earth)to compact earth by ramming ..