Although you could model all your data without attributes, they can be a very intuitive choice for data items which are known in advance to never repeat (per element) nor have any sub-fields.

虽然不用属性也可以对所有数据进行建模，但是对于预先知道不会重复(对于每个元素而言)，也没有任何子字段的数据项，使用属性仍是最直观的选择。

youdao

Items with no digital option (coffee mug) and items for which he selects physical delivery are physically shipped after giving him a choice of delivery times and associated costs.

让他选择交付时间和相关的费用之后，那些无法使用数字交付方式的物品(比如咖啡杯)以及他选择实物交付方式的物品会以实物的方式交到他手上。

youdao

This restaurant that reinvented "kaoyu." Its fish is grilled on a base of veggies and other items of your choice for a small taste of kaoyu heaven.

这家店改造了“烤鱼”，他们做的烤鱼是垫在蔬菜和其他配料上烤的。

youdao

In a recent shopping study conducted by the Open University in Milton Keynes, U.K. and the London Business School, scientists found that when shoppers are asked to make a choice among common and closely related items in a grocery-store-like setting, the areas of the brain involved in memory light up like a July 4th nighttime sky.

FORBES: On The Cover/Top Stories

In a recent shopping study conducted by the Open University in Milton Keynes, U.K., and the London Business School, scientists found that when shoppers are asked to make a choice among common and closely related items in a grocery-store-like setting, the areas of the brain involved in memory light up like a nighttime sky filled with fireworks.

FORBES: On The Cover/Top Stories

You might set different filters on your Choice Reducers to tune them against the Tyranny of Choice, the notion that too many items on offer freeze our ability to choose.

FORBES: Hack Two: Design the Future