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- The two systems of government are polar opposites. 这两种政体正好相反。
- You need a strong adhesive to bond wood to metal. 需要强力胶才能把木料粘在金属上。
- This glue makes a good firm bond. 这种胶水粘得很结实。
- Common tastes form a bond between the two men. 共同的爱好使两人结交为朋友。
- Most insect do not live in polar region. 大多数的昆虫不在极地地区生存。
- The bond that binds the smugglers together is a rope of sand. 把走私犯联接起来的是条沙做的绳子，一碰就碎。
- Common interests formed a bond between us. 共同的利益把我们联系在一起。
- Identity of interests is the bond that unites them. 利害的一致是把他们联合起来的纽带。
- Are there any animals in the polar circles? 南极圈和北极圈内有动物存在吗？
- A unifying bond, especially a marriage bond. 结合一种联结的纽带，尤指婚姻纽带
- 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
- bond polarity 键的极性
- 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。
- A bond of sympathy developed between members of the group. 该组织成员间产生了志同道合的凝聚力。
- The polar region is the habitat of the polar bear. 北极地带为北极熊的栖息地。
- Note the polarity of the voltage drop across R. 注意R上电压降的极性。
- 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。
- Keywords Bond polarities Bond length Ionicity Atomic potential Chemical bond; 键极性;键长;离子性;原子势;化学键;
