when

580 篇文章
when all the geese have gone.
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when all the geese have gone. 以作雪雁迁徙之后的食物之用

gone geese all when have the
when bears are on the verge of starvation, will they risk attacking such dangerous prey.
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when bears are on the verge of starvation, will they risk attacking such dangerous prey. 才会攻击这样危险的对象

attacking verge such risk prey starvation dangerous bears they of when the will are on
giving them a head start when summer finally arrives.
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giving them a head start when summer finally arrives. 这样可以顺利地迎接夏天的到来

arrives finally giving head summer start when them a
and, when day breaks, a rare chance to feed.
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and, when day breaks, a rare chance to feed. 而且到了白天还有难得的进食机会

chance rare breaks feed day when to and a
When the first polar explorers headed south,
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When the first polar explorers headed south, 第一批极地探险家前往南方时候

headed explorers south first polar when the
And when groups merge,
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And when groups merge, 蝗群合并之后

merge groups when and
but when the conditions are right as now
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but when the conditions are right as now 但如果条件允许 譬如现在

conditions right when as the are but now
and when it happens they must make the most of it.
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and when it happens they must make the most of it. 一旦发生 它们必须尽可能地利用它

happens most make must it they of when the and
When competitors are evenly matched as they are here,
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When competitors are evenly matched as they are here, 同级别的参赛者在此公平竞争

matched evenly competitors here they when as are
And when trouble starts,
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And when trouble starts, 冲突一旦爆发

trouble starts when and