- The spring blooms of the deciduous woodlands have no equivalent in either the great conifer forests, or the tropical jungles.
春--使落叶林与针叶林和雨林没有任何相似性 - Within a matter of weeks the canopy has closed and only a few wheeling shafts of light penetrate the woodland.
再过几个星期,树冠层重新遮蔽天空, 透到地面的只有丝丝缕缕的阳光 - In the treetops, the broad leaves rapidly expand to their full size to make the most of summer while it lasts.
在树梢 树叶很快生长开来并保持这个状态一直到夏末 - 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 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
Then, after a few months, the days begin to shorten again 几个月后,白昼又开始缩短
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