...a bar of chocolate.

一块巧克力

Do you want some chocolate?

你要巧克力吗？

...rich chocolate cake.

浓味巧克力蛋糕

...a small cafeteria where the visitors can buy tea, coffee and chocolate.

为游客提供茶、咖啡和巧克力热饮的小餐馆

I sipped the hot chocolate she had made.

我小口喝着她调制的巧克力热饮。

...a box of chocolates.

一盒巧克力糖

Here, have a chocolate.

来，吃块巧克力糖。

The curtains and the coverlet of the bed were chocolate velvet.

窗帘和床罩是深棕色天鹅绒的。

She placed the chocolate-colored coat beside the case.

她将深棕色大衣放在手提箱旁。