Definition
what one is expected to do in a particular social situation, often considered to be proper or polite behavior.
強調社交場合上應該遵守的禮節或規矩
Wearing formal attire to a wedding is the done thing.
在婚禮上穿著正式服裝是合宜之舉。
Tipping is the done thing at this restaurant.
在這家餐廳給小費是禮貌之舉。
Writing a thank-you note after receiving a gift is the done thing.
收到禮物後寫一封感謝信是合宜之舉。