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- The common kestrel hunts vertebrate animals in a small, familiar hunting ground, whereas the very similar lesser kestrel feeds on insects over a large area. 普通红隼在一个它们熟悉的小型猎场猎食脊椎动物，可与之非常相像的较小的红隼却在很广的区域上捕捉品虫为食。
- The common kestrel roosts and hunts alone, but the lesser kestrel roosts and hunts in flocks, possibly so one bird can learn from others where to find insect swarms. 普通红隼单独猎食、独自栖息，而较小的红隼则成群地捕食栖息，也许在这样的群居生活中，鸟儿便可从群中的同伴那里学会到什么地方可以找到虫群。
- The common kestrel population density of Zhuqiao Town, Jichang Town, Chaoyang Farmland of Shanghai was studied with a transect count method sampling on a fixed mote from July, 2002 to June, 2004. 摘要2002年7月到2004年6月对上海郊区祝桥镇、机场镇和朝阳农场及其附近区域的红隼种群密度进行了计数调查。
- Knowledge without common sense counts for little. 光有学问而无常识，则这种学问无甚价值。
- Salt is a common food preservative. 盐是一种常用的食物防腐剂。
- There is still no cure for the common cold. 目前仍没有治愈感冒的良药。
- Huxley, I feel, has much in common with Wells. 我觉得赫胥黎和威尔士有很多共同之处。
- Rabbits and foxes are common in Britain. 兔子和狐狸在英国很常见。
- Common tastes form a bond between the two men. 共同的爱好使两人结交为朋友。
- The two sisters have nothing in common. 两姐妹没有什么共同之处。
- She hasn't an ounce of common sense. 她一点儿常识也没有。
- He was regarded as heretic by the common people. 他被大众视为异教徒。
- Women's underclothes are a common fetish. 女人的内衣裤是常见的能引起性快感的恋物。
- They made an alliance against the common enemy. 他们联合起来抵御共同的敌人。
- He behaves as if he had no common sense. 他的言行就好像没有常识似的。
- Jane and I have nothing in common. 简和我毫无共同之处。
- A politician needs the common touch. 政治家需要有平易近人的美德。
- He's not an officer, but a common soldier. 他不是军官而是普通士兵。
- The common cold idles more people than any other disease. 普通的感冒比其他疾病能使更多的人无法工作。
- Smith is a common English surname. 史密斯是常见的英国姓。
