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- The two systems of government are polar opposites. 这两种政体正好相反。
- The anchor man in a relay team runs last. 接力队中的主力跑最后一棒。
- Retained polarized relay with heavy duty contacts 极性保持加强接点继电器
- retainer neutral polarized relay 组合保持继电器
- Most insect do not live in polar region. 大多数的昆虫不在极地地区生存。
- magnetically biased polarized relay 磁偏级化继电器
- Six teams competed in yesterday's relay race. 六个队参加了昨天的接力赛。
- She want to relay the carpet in her new home. 她想重新铺设她新房子的地毯。
- Are there any animals in the polar circles? 南极圈和北极圈内有动物存在吗？
- The concert was broadcast by relay. 这场音乐会是实况转播的。
- She wanted to relay the carpet in her new home. 她想重新铺设她新房子的地毯。
- A new relay of horses was harnessed to the cart. 用作轮换的马都已套到了那辆马车上。
- 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。
- Polarization relay 极化继电器
- 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。
- An electrical relay used to control the flow of power in a circuit. 开关一种用来控制电路中电流量的电流器件
