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- 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？
- Cheese is a solid; milk is a liquid. 乾酪是固体，奶是液体。
- Solid fuel motors are coming into use. 固体燃料马达即将开始使用。
- The country was solid for peace. 全国上下都希望和平。
- 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
- Water becomes solid when it freezes. 水结冰时便变成固体。
- The miners were solid on this issue. 矿工们在这件事上是一条心的。
- Matter can exist as a solid, liquid, or gas. 物体存在的形态有固体，液体，气体。
- 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。
- There was a solid vote in favour of the proposal. 提案获全体一致通过。
- The polar region is the habitat of the polar bear. 北极地带为北极熊的栖息地。
- When water freezes, it becomes solid. 水结冰时变成固体。
- The students are learning solid geometry. 这些学生正在学习立体几何学。
- These glaciers are beds of solid ice. 这些冰河由一层层坚冰形成。
- 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。
- The workers were tunnelling through solid rock. 工人们正在坚石中挖掘一条通道。
- 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 castle is founded on solid rock. 那座城堡建筑在坚实的岩石上。
