大部分的食用色素必须在使用规范和纯度上符合一定的法律标准。
Most food colours must meet certain legal criteria for specifications and purity.
要参军的话必须符合一定的体格上的标准。
“按照国家标准，家政从业人员分为初、中、高三个等级。每个级别的从业人员应符合一定的要求。”他说。
"According to national standards, homemakers are divided into primary, intermediate and senior levels. each level of homemaker should meet certain requirements," he says.
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