Our new brand guidelines follow the established canon of clear, simple corporate design.

我們的新品牌指南遵循清晰、簡潔企業設計的既定準則。

The consultant reminded us that honesty remains the first canon of good customer service.

顧問提醒我們，誠實仍是優質客戶服務的首要準則。

According to the canons of sound accounting, every expense must be recorded with a receipt.

根據健全會計的規範，每筆支出都必須附上收據記錄。