单词：anguilla sinensis
单词：anguilla sinensis 相关文章
-How does it work then? There are millions of insects out there in the air you sweeping. You target specific individuals.-That's right, so we have an individual honey bee which will be carrying this very small fine container on its back. And that's t
探索与发现2013年
The site was once a spring-fed pond, full of water. Mammoths were tempted in to drink. But when they tried to climb back out, the banks were steep and slippery. Just like the short-faced bear imprisoned underground, some became trapped. Scavengers wo
探索与发现2012年
Now to the Northern Caribbean, where island dwellers have spent a week amid smashed ruins, with no power and reports of fighting over food. The president of France visited St. Barts today, after spending the night on a cot on St. Martin. British fore
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