Buck scrapes are generally created after leaf-fall in autumn, which is just before or during the rut.
雄鹿窝通常出现在秋天落叶之后，也就是发情之前或发情期间。
The weakened fall leaf then becomes vulnerable to the highly destructive effects of the oxygen created by the excited chlorophyll molecules.
活跃的叶绿素分子产生的氧气破坏性强，秋天衰弱的树叶随后变得更容易受到影响。
An aspen leaf turning fall colors.
白杨树的树叶转变为秋天的颜色。
Outside, leaf shadows twist and fall like embers.
外面，树叶的阴影扭曲着下降，像余烬一般。
For the first row nearest the fans, they generally suggested trees that lose their leaves in the fall or trees with waxy leaf surfaces.
距离风扇最近的第一排树木，他们一般建议种植秋季落叶的树木或者带有蜡质叶表面的树。
There is not a worm we tread upon, nor a leaf that dances merrily as it fall before the autumn winds, but calls for our study and admriation.
被我们踩过的小虫子，或是在秋风中飘舞的落叶，一切都值得我们去探究和鉴赏。
Whoever trusts in his riches will fall, but the righteous will thrive like a green leaf.
倚仗自己财物的、必跌倒。义人必发旺如青叶。
In plants, leaf fall and flowering are common responses to seasonal changes in day length.
在植物中，落叶和开花是对日长季节性改变的普遍反应。
The first was set in New England with beautiful fall leaf colors and a nice ocean coast.
第一个场景是在新英格兰，有漂亮的落叶颜色和美丽的海岸。
One leaf can do little for another when the wind blows, the rain pours, or the hail begins to fall.
每当刮风下雨或开始下冰雹时，一片树叶并不能为另一片做些什么。
One leaf can do little for another when the wind blows, the rain pours, or the hail began to fall.
每当刮风下雨或开始下冰雹时，一片树叶并不能为另一片做些什么。
Unfortunately, the chemical processes responsible for changing leaf color also make leaves fall.
遗憾的是，正是让树叶变色的化学反应让树叶落地。
If I am a leaf on your tree, I will fall down to look at your root, lying on you.
如果我是你树上的一片叶子，我将飘落下去，看看你的根，躺在你身边。
In much the same way, the dazzling orange, red and yellow displays of forests in fall may be warning would-be leaf munchers of a tree's chemical defenses.
同样地，秋天的树林呈现出橘、红、黄等让人眼花撩乱的色泽，也可能是树木的一种化学防御方式，对可能的食叶动物发出警告。
In much the same way, the dazzling orange, red and yellow displays of forests in fall may be warning would-be leaf munchers of a tree's chemical defenses.
同样地，秋天的树林呈现出橘、红、黄等让人眼花撩乱的色泽，也可能是树木的一种化学防御方式，对可能的食叶动物发出警告。
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