Toset forth principles of behavior in formal documents is hardly to guarantee their observance.

正式文件中所提出的行为准则，并不能保证它们得到遵守。

youdao

Toset forth principles of behavior in formal documents is hardly to guarantee their observance.

正式文件中所提出的行为准则，并不能保证它们得到遵守。

youdao