In the figure, the light check in shadow is surrounded by darker checks. Thus, even though the check is physically dark, it is light when compared to its neighbors.

本图中，处于阴影中的亮色块被暗色块包围，这样，即使它本身的颜色是暗的，它也应该比它周围的色块亮。

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Perhaps more interestingly, Automatic can also suss out the reason behind a check engine light along with an appropriate course of action.

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Welch likens early screening to the check engine light on a car, occasionally picking up abnormalities that don't affect the vehicle's performance.

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The check engine light of my 2003 Mazda MPV turned on over 6-months ago, and I never had the time to actually get it checked, even less fixed!

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