Branches Reddish Green 分枝带红色绿色
The reason is reddish green, because the color of blue sky and the Eiffel Tower Champ DE Mars below the minimum impact on the green.
之所以是略带红色的绿色，是因为这种颜色对蓝色的天空和铁塔下面Champ de Mars的绿地冲击最小。
For example, a gray square will tend to look greenish when surrounded by red, and reddish when it is surrounded by green.
比如，一个灰色的方框，如果周围是红色，那它看起来就会发绿，如果周围是绿色，看起来就会发红。
Sulfur gas appears reddish, hydrogen is green and oxygen is blue.
硫磺气体呈红色；氢气呈绿色；氧气呈蓝色。
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