but the dry season is so severe that the trees can't afford to loose the amount of water that would evaporate from their broad leaves, 在炎热干燥的季节 树木无法承受水分从叶子上的大量流失 so the leaves must be shed. 所以,必须落叶 The forest resembles a European woodla...
so the leaves must be shed. 所以,必须落叶 The forest resembles a European woodland in mid winter 这片森林看上去和冬季欧洲的森林相似 but the heat is overpowering, and it's inhabitants, unfamiliar. 但是这里的酷热让人无法承受,动物也不为人熟悉 For the creatures of India's teak fo...
The forest resembles a European woodland in mid winter 这片森林看上去和冬季欧洲的森林相似 but the heat is overpowering, and it's inhabitants, unfamiliar. 但是这里的酷热让人无法承受,动物也不为人熟悉 For the creatures of India's teak forests, 对于印度的这个柚木林的动物们来说 these are de...
that it can be seen from space. 甚至可以在太空中看到 The threat of winter frost is not the only reason for trees to shed leaves. 寒冬的威胁不是树木落叶的唯一原因 These forests stand in the tropics. 这片森林在热带地区 Here day length never changes 在这里白昼没有变化 but the dry season...
The threat of winter frost is not the only reason for trees to shed leaves. 寒冬的威胁不是树木落叶的唯一原因 These forests stand in the tropics. 这片森林在热带地区 Here day length never changes 在这里白昼没有变化 but the dry season is so severe that the trees can't affo...
These forests stand in the tropics. 这片森林在热带地区 Here day length never changes 在这里白昼没有变化 but the dry season is so severe that the trees can't afford to loose the amount of water that would evaporate from their broad leaves, 在炎热干燥的季节 树木无法承受...
Here day length never changes 在这里白昼没有变化 but the dry season is so severe that the trees can't afford to loose the amount of water that would evaporate from their broad leaves, 在炎热干燥的季节 树木无法承受水分从叶子上的大量流失 so the leaves must be shed. 所以,必须落...
Then, after a few months, the days begin to shorten again 几个月后,白昼又开始缩短 and the trees must shut down and shed their leaves in preparation for the cold dark time ahead. 树木开始减缓代谢,树叶开始凋零, 以准备迎接寒冬的到来 Great tracts of North America flush red as th...
and the trees must shut down and shed their leaves in preparation for the cold dark time ahead. 树木开始减缓代谢,树叶开始凋零, 以准备迎接寒冬的到来 Great tracts of North America flush red as the season progresses. 随着季节的变换 北美的大片地域万山红遍,层林尽染 The effect is so spectacu...
Great tracts of North America flush red as the season progresses. 随着季节的变换 北美的大片地域万山红遍,层林尽染 The effect is so spectacular and so extensive 这种壮观的景象发生的地域之广 that it can be seen from space. 甚至可以在太空中看到 The threat of winter frost is not the only re...