标准biāozhǔn 1.衡量事物的准则{standard; criterion; established rule for testing things}: 技术～{technical standard}|实践是检验真理的唯一～。{Practice is the sole criterion for testing truth.} 2.本身合于准则,可供同类事物比较核对的事物{serving as or conforming to a standard}: ～音{standard pronunciation}|～时。{standard time}