| 单词 | grandfather clause |
| 释义 | grandfather clause 1 ENTRIES FOUND: grandfather clause (noun) grandfather clause noun plural grandfather clauses grandfather clause noun plural grandfather clauses Learner's definition of GRANDFATHER CLAUSE [count] US, law : a part of a law which says that the law does not apply to certain people and things because of conditions that existed before the law was passed不追溯条款（规定新法律出台前既有的人或事物不受该法限制） Because of a grandfather clause, the strict emission standards only apply to new cars.根据不追溯条款，这一严格的排放标准只适用于新车。 |
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