在大多数的烹饪过程中，调制酱汁是一门失传的艺术。

Sauces are a lost art in most kitchens.

youdao

这些颜料可能一直被运用在人体彩绘和长久失传的艺术品上。

The paint may have been used for body adornment or for long-gone artwork.

youdao

这是一项失传的艺术。也许很多人交换的将是你的服务或商品而不是金钱，特别是你的朋友，或者认识的人。

It's a lost art, but lots of people will take your services or goods instead of money, especially if you're friends or at least know each other.

youdao