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- The two systems of government are polar opposites. 这两种政体正好相反。
- He outlined the triangle in red. 他用红笔画出三角形。
- The angles of a triangle total 180. 三角形的三角之和等于180°。
- 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？
- self polar triangle 自配极三角形
- 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
- polar triangle 配极三角形,极三角形
- 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。
- He tried to prove that the triangle was isosceles. 他想证明那个三角形是等腰的。
- 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。
- He swept a triangle with his finger. 他用手指在空中画了个三角形。
- 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。
- Shall we sign a triangle trade agreement? 我们订一个三角贸易协议好吗?
- Love and hatred are polar feelings. 爱与恨是完全相反的感情。
- A right triangle has a right angle. 直角三角形有一个角是直角。
- Begin in the center nape triangle. 在中心项三角形中开始。
- 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
