And, now let's add back the positively charged plane and its blue electric field.

现在让我们重新添加带正电的平面及其蓝色电场。

On June 14, 1777, the Continental Congress resolved that our flag shall consist of 13 alternating red and white stripes, and a blue field of 13 white stars representing the American colonies.

1777年6月14日，大陆会议上决定我们的国旗图案由13条红白交替的条纹，和13个印在蓝底上的、代表北美殖民地的白星组成。

It said that, quote, " the flag of the United States be 13 stripes, alternate red and white that the union be 13 stars, white in a blue field, representing a new constellation."

“美国国旗为红、白二色相间的13条条纹，旗帜应为兰色，联盟是上面13颗白色的星星，代表一个新的星座。”

He saw me; for the moon had opened a blue field in the sky, and rode in it watery bright: he took his hat off, and waved it round his head.

他看见我了；月亮在天空中开辟了一片蓝色的领域，并在其中泛着水光：他摘下帽子，在他的头上挥舞着。