You can't lay down hard and fast rules.
规则不能定得太死。
There are no hard and fast rules about this.
这事没有什么硬性的规定。
There are no hard and fast rules for planning healthy meals.
在安排健康饮食方面，没有什么一定之规。
There are no hard and fast rules.
当然这个是没有任何硬性规定的。
There are no hard and fast rules here.
本文无法提供硬性而快速的规则。
You can not lay down hard and fast rules .
规则不能定得太严太死。
These are not hard and fast rules that you must use.
这些并不是什么你必须使用的硬性的规定。
There are no hard and fast rules to be followed here.
这里没有严格的、固定不变的规则要遵守。
There are no hard and fast rules about the use of hyphens in English.
对于连字符号的使用，英语中没有严格的限制。
'These are not just recommendations, they're hard and fast rules to live by.'
这些不仅仅是建议，他们是必须遵守的绝对原则。
There are no hard-and-fast rules for success.
通往成功没有什么一成不变的规则。
There are no hard-and-fast rules for success.
通往成功没有什么一成不变的规则。
应用推荐