英文: He stuck hard and fast to his principles.

中文: 他坚定不移地坚持自己的准则。       更详细...

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英文: In our workshop there is a hard and fast rule against smoking.

中文: 我们车间有严格的规定，不许吸烟。（或：我们车间严禁吸烟。）       更详细...

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英文: It is a hard and fast contract.

中文: 这是一项不能变动的契约。       更详细...

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英文: Note: There are no hard and fast rules about which category each compound word goes into but a good dictionary will tell you.

中文: 注意:复合词应该属于哪类词没有硬性规定，但查询一本好词典一般可以获得解答。       更详细...

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英文: That country now has a hard and fast rule against a teacher taking money to raise a student's grade.

中文: 这人说：那个国家现在有一个严格的规定，禁止老师接受钱来提高一个学生的分数。       更详细...

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