rarer , rarest
Something that is rare is not common and is therefore interesting or valuable.
the black-necked crane, one of the rarest species in the world.
黑颈鹤,世界上最珍稀的物种之一。
She collects rare plants.
她搜集稀有植物。
Do you want to know about a particular rare stamp or rare stamps in general?
你是想了解某一种稀有邮票还是稀有邮票的大体情况?
An event or situation that is rare does not occur very often.
on those rare occasions when he did eat alone.
在那些鲜有的他独自吃饭的时候。
Heart attacks were extremely rare in babies, he said.
婴儿患心脏病是极其罕见的,他说。
I think it's very rare to have big families nowadays.
我认为现如今拥有一个大家庭是极为罕见的。
You use rare to emphasize an extremely good or remarkable quality.
Ferris has a rare ability to record her observations on paper.
费里斯具备将自己的观察结果记录下来的超强能力。
Meat that is rare is cooked very lightly so that the inside is still red.
Thick tuna steaks are eaten rare, like beef.
厚厚的金枪鱼片做到半熟即可食用,就像牛肉一样。