1. It is an established custom for families to gather together for a big meal on Chinese New Year.
这是一个家庭聚在一起吃大餐的传统。

2. In Japan, it is an established custom to bow when greeting someone.
在日本，见面时鞠躬是一种习俗。

3. The company has an established custom of giving employees a bonus at the end of the year.
公司有一个传统，年底给员工发奖金。

4. It is an established custom in many cultures to exchange gifts during the holidays.
在许多文化中，节假日交换礼物是一种传统。

5. The wedding ceremony followed the established customs of the bride's culture.
婚礼仪式遵循了新娘文化的传统。

6. The restaurant has an established custom of giving complimentary desserts to their regular customers.
这家餐厅有一个传统，给常客免费的甜点。