单词	one-some-day
释义	请查阅词条：one/some day
随便看	principle of conservation principle of conservation principle of democracy principle of democracy principle of design principle of design principle of discrimination principle of economics principle of economics principle of equality principle of equity principle of equity principle of fairness principle of fairness principle of freedom principle of justice principle of justice principle of liberty principle of liberty principle of morality principle of morality principle of non-intervention principle of parsimony principle of physics principle of proportionality