This portable seat folds flat for easy storage.

这张便携式座椅可折平，便于存放。

《柯林斯英汉双解大词典》

The ironing board folds flat for easy storage.

烫衣板能够折起来，便于存放。

《牛津词典》

As he is a hard edged surface against a flat background it should be fairly easy to select him using the Polygonal Lasso Tool.

因为相对于单一的背景，他有一个边缘分明的外观，所以，使用多边形套索工具选取他是十分容易的。

youdao

It is, in such a circumstance, easy to get caught flat-footed by pursuing yesterday's strategy today.

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The same adapter also makes it easy to use two flat-panel displays with a Power Mac G4.

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The lamp, which packs flat for easy storage and self-assembly, is the brainchild of Klickity, a line of home-accessory products founded in 2011 by Irish women Kate Cronin and Elizabeth Fingleton.

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