紅葉的英文：
red autumnal leaves (of the maple, etc.); autumn tints
adj. 红色的；褐红色的；深红的；布满血丝的；支持左翼政治观点的；社会党的
n. 赤字；亏空
Red got his nickname for his red hair.
“红毛”的绰号源于他的红头发。
The sun will swell into a red giant.
太阳将膨胀为一颗红巨星。
red lake C pigment
色淀Ｃ颜料红
adj. 秋的，秋天的，秋季的
In its autumn tint of gold.
从它金色，如秋天一般的色彩。
It is bright and fresh in early autumn.
初秋的天气格外明朗清新。
Autumn is the best season for travelling.
秋天是最适合旅行的季节。
n. leaf的复数形式；叶子
v. leave的第三人称单数形式；生叶片，翻书页
To leave;vacate.
离开；撤出
I leave that to you.
这都留给你啦。
Leaves die, fall, and shrivel.
叶子凋零、飘落枯萎了。