在树叶下面图片 under leaf
在树叶上流泪图片 water on leaf
在雨以后树叶图片 leaf after rain
在一棵树上的叶子 A leaf from a tree
树叶在脚下沙沙作声 CrepitateTo make a crackling or popping sound ; crackle
落在海底的树叶 Elysia Chlorotica
在湿树叶上大蚊图片 cranefly on wet leaf
在雪中树叶图片 Leaf in the snow
在草上槭树叶图片 Maple leaf on grass
在冬天中树叶图片 leaf in the winter
在树叶凋落之前,树会分解叶绿素分子,把有用的氮运回树枝中。
Before letting its leaves go, the tree dismantles their chlorophyll molecules and ships their valuable nitrogen back into the twigs.
当它们长到最大尺寸时,它们用尾部附着在树叶上,蛹就形成了。
When they reach full size, they attach to a leaf by their tail, and a pupa is formed.
令人费解的是,花青素实际上是新生成的,是在树叶准备掉落的同时产生的。
What's puzzling is that anthocyanins are actually newly minted, made in the leaves at the same time as the tree is preparing to drop them.
because as you can see the leaves are turning and so.
因为在户外,你能看到树叶在飘舞等等。
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