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- This makes space telescope invaluable for identifying a rare class of pulsating stars, called Cepheid Variable stars embedded within M100';s spiral arms. 这对于从M100的旋臂中分辨出暗藏的造父变星有着莫大价值。
- It was in the days when motorcars were rare. 那是在汽车还罕见的时代。
- A top hat is a rare sight these days. 高顶大礼帽现在已不多见。
- I must admit I am very fond of collect rare book. 我得承认我很喜欢海内珍本。
- Kindly send us two samples of each class quote for. 报价时,请对每一个等级的各寄两个样品。
- It's very rare for him to be so late. 他很少迟到。
- The average age of the boys in this class is fifteen. 本班男生的平均年龄是十五岁。
- Henry is nowhere when it comes to the race for class president. 亨利在竞选级长中被远远抛在后面。
- Red squirrels are now very rare in Britain. 红色的松鼠在英国已十分罕见了。
- The white-lipped deer are rare in this area. 白唇鹿在这个地区很罕见。
- He is liked by the classes and the masses. 上层社会的人士和普通的民从都喜欢他。
- These rare tigers are protected by special laws. 这些珍贵的老虎受到专门法律的保护。
- She got cold feet when asked to recite in class. 当她被叫起来在班上背诵时害怕了。
- This rare bird has become an endangered species. 这种珍禽已成为濒临灭绝的物种。
- A rare smile lit up his stern features. 他那难得一见的微笑在他死板的脸上平添一些生气。
- There is great animosity between the two classes. 这两个阶级之间有很深的仇恨。
- It is rare to find such a genius nowadays. 这样的天才现在很少见。
- She was kept in for an hour for talking in class. 她因上课说话被罚留校一小时。
- He is which is rare for him, in a bad temper. 他在发脾气,这对他来说是很少见的。
- The students in our class number thirty. 我班总共有三十名学生。