英语词汇“S3:What happened in 1971 to change this”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	S3:What happened in 1971 to change this
释义	S3:What happened in 1971 to change this 学3：什么原因在1971年改变了这一点呢？
随便看	grinding temperature field grinding test grinding tester grinding tester for fur grinding theeth allowance grinding theory grinding thermal grinding the white room grinding thread grinding grinding time grinding to a halt grinding to gauge grinding toil grinding tolerance grindingtool grinding tool grinding tool dressing of the abrasive surfaces grinding tool grinding machine grinding tool material grinding-wheel grindin gwheel grinding wheel abrasion grinding wheelabrasive disc grinding wheel acting by the front face grinding wheel angle