Fold laundry - Plop the basket beside you and fold while you watch.
叠衣服- - -你看电视的时候可以把衣篓放在边上，边叠衣服边看电视。
A fold function takes a function, an element, and a list. You can think of a fold function in this way.
fold函数接受一个函数、一个元素和一个列表。
Learn to fold up army quilt. Can you fold it as a diamond like this?
学习折军被。你能叠成这样的方块吗？
Learn to fold up army quilt. Can you fold it as a diamond like this?
学习折军被。你能叠成这样的方块吗？
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