在中国，春节期间给红包是一种传统习俗。

Giving red envelopes during the Spring Festival is a Chinese ___custom.

她买了一双定制的高跟鞋，完美贴合她的脚型。

She bought a pair of ___custom high heels that fit her feet perfectly.

我需要向海关申报这些进口商品。

I need to declare these imported goods to ___Customs.