单词	plumbrule
释义	同Plumb-rule
随便看	positive α bolometer positive β-ray positive ‘and'gate positive ‘and’gate positive ‘or'gate positive ‘or’gate positivism positivisms positivismus positivist positivistic positivistically positivistic position positivistic research positivistic science positivistic social science positivist paradigm positivist paradigm orientation positivists positivities positivity positon positon lamp positon light signal positon--positron