Water is black or blue, while plant-covered ground is bright green. Bare earth around the Mississippi River is tan, and clouds are pale blue.

黑色或蓝色的为水体，亮绿色的为植被覆盖的陆地，棕褐色的为密西西比河周围的赤地，至于灰蓝色则为云层。

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Plant-covered land is still green and water is dark blue.

植被覆盖的土地依然绿意盎然，暗蓝色的点状分布为水源。

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And I share this often -- as many of you know, my father was a blue-collar worker at the city water plant.

WHITEHOUSE: Remarks by the First Lady at a Campaign Event

My father was a blue collar city worker at the water filtration plant, and my family lived in a teeny little apartment on the South Side of Chicago.

WHITEHOUSE: Remarks by the First Lady at a Campaign Event

They're the values that so many of us were raised with, including myself. (Applause.) I told this story earlier, but my father was a blue-collar worker at the city water plant.

WHITEHOUSE: REMARKS BY THE PRESIDENT AND FIRST LADY AT A CAMPAIGN EVENT