has

637 篇文章
The whale shark has timed it's arrival exactly right.
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The whale shark has timed it's arrival exactly right. 鲸鲨非常准时地到场

it is their ability to survive annual change, that has enabled them to cover
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it is their ability to survive annual change, that has enabled them to cover 它们这种在季节变化生存的本领

Within a matter of weeks the canopy has closed and only a few wheeling shafts of light penetrate the woodland.
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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

This female has the added pressure, of having to provide for her one year old cub.
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This female has the added pressure, of having to provide for her one year old cub. 这只雌豹因为要抚养她的一岁大的孩子 而担负着更大的压力

Black vultures scavenge from the carcass of a seeker deer that has died of cold or starvation.
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Black vultures scavenge from the carcass of a seeker deer that has died of cold or starvation. 黑秃鹫寻找死去和饿死的鹿,以它们的腐肉为食

The moment has arrived for their first flight.
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The moment has arrived for their first flight. 小乌林鸮的第一次飞行时间到了

Both animals are clumsy on this terrain but the penguin has the more to lose.
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Both animals are clumsy on this terrain but the penguin has the more to lose. 两种动物在这地形下都显得笨拙 不过企鹅更容易失败

but each urchin has five teeth, which are self sharpening and are replaced every few months.
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but each urchin has five teeth, which are self sharpening and are replaced every few months. 但是每只海胆有5个锋利的牙齿 而且每隔几个月就换牙

She has been living off her fat reserves for the last eight months
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She has been living off her fat reserves for the last eight months 她在过去的八个月里一直靠储存的脂肪存活

She must leave now, while she still has enough energy to guide and protect her calf, on the long voyage ahead.
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She must leave now, while she still has enough energy to guide and protect her calf, on the long voyage ahead. 她现在必须离开 趁她还有足够的能量 在漫漫征途之中来指导和保护她的幼子