段落1
Well, ongoing investigations have revealed that predation is the most likely cause of sea otter decline after all.
点击显示原文
- 收藏为 长难句
- 收藏为 语音问题
- 收藏为 好句
- 收藏为 其它
- 取消
First, the pollution theory is weakened by the fact that no one can really find any dead sea others washing off on Alaskan beaches.
点击显示原文
- 收藏为 长难句
- 收藏为 语音问题
- 收藏为 好句
- 收藏为 其它
- 取消
That's not what you would expect if infections caused by pollution started killing a lot of otters.
点击显示原文
- 收藏为 长难句
- 收藏为 语音问题
- 收藏为 好句
- 收藏为 其它
- 取消
On the other hand, the fact that it's so hard to find dead otters is consistent with the predator hypothesis.
点击显示原文
- 收藏为 长难句
- 收藏为 语音问题
- 收藏为 好句
- 收藏为 其它
- 取消
If an otter is killed by a predator, it's eaten immediately so it can't wash up on shore.
点击显示原文
- 收藏为 长难句
- 收藏为 语音问题
- 收藏为 好句
- 收藏为 其它
- 取消
Second, although orcas may prefer to hunt whales, whales have essentially disappeared from the area because of human hunters.
点击显示原文
- 收藏为 长难句
- 收藏为 语音问题
- 收藏为 好句
- 收藏为 其它
- 取消
That means that orcas have had to change their diet to survive and since only smaller sea mammals are now available, orcas have probably started hunting those.
点击显示原文
- 收藏为 长难句
- 收藏为 语音问题
- 收藏为 好句
- 收藏为 其它
- 取消
So it probably is the orcas that are causing the decline of all the smaller sea mammals mentioned in the passage - the seals, the sea lions and the sea otters.
点击显示原文
- 收藏为 长难句
- 收藏为 语音问题
- 收藏为 好句
- 收藏为 其它
- 取消
And third, the uneven pattern of otter decline is better explained by the orca predation theory than by the pollution theory.
点击显示原文
- 收藏为 长难句
- 收藏为 语音问题
- 收藏为 好句
- 收藏为 其它
- 取消
What happens to otters seems to depend on whether the location where they live is accessible to orcas or not.
点击显示原文
- 收藏为 长难句
- 收藏为 语音问题
- 收藏为 好句
- 收藏为 其它
- 取消
In those locations that orcas can access easily, the number of sea otters has declined greatly.
点击显示原文
- 收藏为 长难句
- 收藏为 语音问题
- 收藏为 好句
- 收藏为 其它
- 取消
However, because orcas are so large, they can't access shallow or rocky locations.
点击显示原文
- 收藏为 长难句
- 收藏为 语音问题
- 收藏为 好句
- 收藏为 其它
- 取消
And shallow and rocky locations are precisely the types of locations where sea otter populations have not declined.
点击显示原文
- 收藏为 长难句
- 收藏为 语音问题
- 收藏为 好句
- 收藏为 其它
- 取消
-
1 / 13
- 收藏为 长难句
- 收藏为 语音问题
- 收藏为 好句
- 收藏为 其它
- 取消
显示原文 =Well, ongoing investigations have revealed that predation is the most likely cause of sea otter decline after all.
点击显示原文 = -
2 / 13
- 收藏为 长难句
- 收藏为 语音问题
- 收藏为 好句
- 收藏为 其它
- 取消
显示原文 =First, the pollution theory is weakened by the fact that no one can really find any dead sea others washing off on Alaskan beaches.
点击显示原文 = -
3 / 13
- 收藏为 长难句
- 收藏为 语音问题
- 收藏为 好句
- 收藏为 其它
- 取消
显示原文 =That's not what you would expect if infections caused by pollution started killing a lot of otters.
点击显示原文 = -
4 / 13
- 收藏为 长难句
- 收藏为 语音问题
- 收藏为 好句
- 收藏为 其它
- 取消
显示原文 =On the other hand, the fact that it's so hard to find dead otters is consistent with the predator hypothesis.
点击显示原文 = -
5 / 13
- 收藏为 长难句
- 收藏为 语音问题
- 收藏为 好句
- 收藏为 其它
- 取消
显示原文 =If an otter is killed by a predator, it's eaten immediately so it can't wash up on shore.
点击显示原文 = -
6 / 13
- 收藏为 长难句
- 收藏为 语音问题
- 收藏为 好句
- 收藏为 其它
- 取消
显示原文 =Second, although orcas may prefer to hunt whales, whales have essentially disappeared from the area because of human hunters.
点击显示原文 = -
7 / 13
- 收藏为 长难句
- 收藏为 语音问题
- 收藏为 好句
- 收藏为 其它
- 取消
显示原文 =That means that orcas have had to change their diet to survive and since only smaller sea mammals are now available, orcas have probably started hunting those.
点击显示原文 = -
8 / 13
- 收藏为 长难句
- 收藏为 语音问题
- 收藏为 好句
- 收藏为 其它
- 取消
显示原文 =So it probably is the orcas that are causing the decline of all the smaller sea mammals mentioned in the passage - the seals, the sea lions and the sea otters.
点击显示原文 = -
9 / 13
- 收藏为 长难句
- 收藏为 语音问题
- 收藏为 好句
- 收藏为 其它
- 取消
显示原文 =And third, the uneven pattern of otter decline is better explained by the orca predation theory than by the pollution theory.
点击显示原文 = -
10 / 13
- 收藏为 长难句
- 收藏为 语音问题
- 收藏为 好句
- 收藏为 其它
- 取消
显示原文 =What happens to otters seems to depend on whether the location where they live is accessible to orcas or not.
点击显示原文 = -
11 / 13
- 收藏为 长难句
- 收藏为 语音问题
- 收藏为 好句
- 收藏为 其它
- 取消
显示原文 =In those locations that orcas can access easily, the number of sea otters has declined greatly.
点击显示原文 = -
12 / 13
- 收藏为 长难句
- 收藏为 语音问题
- 收藏为 好句
- 收藏为 其它
- 取消
显示原文 =However, because orcas are so large, they can't access shallow or rocky locations.
点击显示原文 = -
13 / 13
- 收藏为 长难句
- 收藏为 语音问题
- 收藏为 好句
- 收藏为 其它
- 取消
显示原文 =And shallow and rocky locations are precisely the types of locations where sea otter populations have not declined.
点击显示原文 =
- 单句循环：关
- 单句循环：×3
- 单句循环：×5
- 单句循环：∞