1. By this time, a Lancaster bomber in reasonable condition was rare and worth rescuing.
    到了那个时候，状况良好的兰开斯特轰炸机实属罕见，值得抢救。

2. There are rare instances when justice almost ceases to be an abstract conception .
    正义几乎不再是抽象概念的情况是很少的。

3. There are rare instances when justice almost ceases to be an abstract conception .
    正义几乎不再是抽象概念的情况是很少的。

4. These flowers are very rare in this country.
    这个国家里，这种花是很稀有的。

5. This is a rare species of rose.
    这是一种罕见的玫瑰。

6. The more expensive kind of antique shop where rare objects are beautifully displayed in glass cases to keep them free from dust is usually a forbidding place.
    高档一点的古玩店为了防尘，把文物漂亮地陈列在玻璃柜子里，那里往往令人望而却步。

7. There are rare instances when justice almost ceases to be an abstract concept.
    在个别情况下，正义不再是一种抽象概念。

8. The curious bottle, which now adorns the bookcase in his study, was his first and last purchase of rare cosmetics.
    在他书房的书柜里摆着那瓶形状古怪的香水泥就是他第一次也是最后一次购买的稀有化妆品。

9. This is a rare occurrence as our climate seldom goes to extremes.
    但是在我们这里，气候很少发生异常，河水极少泛滥。

10. They show unusual patterns for several genes, including the highest rate of a rare blood type.
    他们有几组少见的基因型，包括一种罕见血型的发生率在巴斯克人中也是最高的。