established practice的用法和樣例：
例句
- Reforms that remained within the framework of the established order were to be permitted,but activities aiming at the complete destruction of the old order were to be forbidden.
但舊時有人常用這句話去拘束人們的活動，要人們只在修正舊成規的範圍內活動，而不許完全破壞舊成規。 - We should discourage this practice among our youth.
我們應該在我們的青年當中阻止這種慣例。 - Our usual practice is LC at sight?
我們的慣例是即期信用證。
