The ground under the trees was checkered with sunlight and shade.

林地光影交错。

He'd had a checkered past in the government.

他过去在政界浮沉。

The painting’s history has been checkered. There are nearly a hundred well-documented copies and versions of the work.

这幅画错综复杂，它有将近100幅证据充分摹本和版本。