birds can fly thousands miles by observing positions of stars in the sky in relation to the time ofday and year.这句话怎么翻译?in relation 我记得好像“IN RELATION TO ” 是“相对.....而言”的意思,那么在这里就翻译不通

Can birds fly?----- Yes,() can Birds can't fly without w____. We are birds.we can fly( ). not all birds can fly翻译 All birds have wings,but not all birds can fly 为什么“鸟会飞”译作birds fly,而不是the bird can fly? birds fly over the rainbow是什么意思birds fly over the rainbow why can't I... Birds fly是主谓结构.那 Birds can fly 是什么结构? fly,birds,can,they,can't怎么排序 birds can fly,birds fly两者的区别.birds can flybirds fly,这两个都表示鸟会飞吧?有什么不一样的地方? look,the birds can -----(fly)in the sky.动词形式 Birds can fly in the sky _____(自由地) The birds can ( )(fly).填入正确时态…… All birds can't fly.翻译成中文 Can you see the birds _______(fly) above the trees? 鸟能飞多高是how high can brids fly还是how height can birds fly? (Birds) can fly but (fish) can't A the birds,fish B the birds,fishes C birds,the fish D birds fish __ birds can fly in the sky.填the 还是不填 谢谢 请说明原因