您要查找的是不是：
- Simple one-step biotansformation of IR3535 TM leads to the immediate formation of a polar metabolite which is efficiently eliminated from the body without further conversion. 驱虫剂3535tm的一步简单的生物转化，立即引起一种极性代谢物的形成，这种极性代谢物不需要进一步转化就能被有效去除。
- Simple one-step biotansformation of IR 3535TM leads to the immediate formation of a polar metabolite which is efficiently eliminated from the body without further conversion. 驱虫剂3535TM的一步简单的生物转化，立即引起一种极性代谢物的形成，这种极性代谢物不需要进一步转化就能被有效去除。
- The two systems of government are polar opposites. 这两种政体正好相反。
- Most insect do not live in polar region. 大多数的昆虫不在极地地区生存。
- Are there any animals in the polar circles? 南极圈和北极圈内有动物存在吗？
- polar metabolite 极性代谢物
- Located or found in one of the Polar Regions. 环极的，围绕极地的位于或发现于一个极地区域中的
- In spite of vigilance a polar bear escape from the zoo. 尽管警戒很严，北极熊还是逃出了动物园。
- The polar region is the habitat of the polar bear. 北极地带为北极熊的栖息地。
- Although they can swim, the polar bears are terrestrial animals. 北极熊虽然会游泳，但也是陆栖动物。
- In spite of vigilance a polar bear escaped from the zoo. 尽管警戒很严，北极熊还是逃出了动物园。
- The polar bear's habitat is the icy waters of the Arctic. 北极熊的栖息地是冰冷的北极海域。
- Love and hatred are polar feelings. 爱与恨是完全相反的感情。
- Extending across or crossing either of the Polar Regions. 横越极地任一个横越或穿过两个极地地区中的
- A polar bear has a preference for cold weather. 北极熊喜欢寒冷的天气。
- Alaska still is a land of iceberg and polar bear. 阿拉斯加现在仍是冰山和北极熊的世界。
- They have some very funny polar bears here. 他们这里有一些很有趣的北极熊。
- We have polar bears and a real iceberg too! 我们有北极熊，还有一座真正的冰山！
- Keesh lived at the edge of the polar sea. 季奚住在北极海的边缘上。
- All polar bears are left-handed. 所有的北极熊都是左撇子。
