栗子用英语可以称为 "chestnut"。这个词的来源可能源自拉丁语 "castanea"，意为 "栗树"。例句如下：

I love roasting chestnuts in the winter.

我喜欢在冬天烤栗子。

The chestnut tree is native to many parts of the world.

栗树在世界上许多地方都有。

Chestnuts are a traditional part of many holiday meals.

栗子是许多假日餐的传统食材。