rare

This species of plant is becoming increasingly rare..这种植物越来越罕见。

I only saw Helen on the rare occasions when I went into her shop..我只有偶尔去海伦店里时才会见到她。

It is very rare for her to miss a day at school..她很少有哪一天不上学的。

稀有的(rare)东西要小心(care)对待记忆

rare earth稀土元素的氧化物

rare and[英国方言] 非常，极

rare opportunity稀有机会，难得机会

rare earth element[化]稀土元素

rare metal稀有金属

rare earth metal稀土金属

rare old[口语]极度的，非常的

rare animal稀有动物

rare earth oxide稀土氧化物；氧化稀土

rare book珍本书，善本

rare plant稀有植物；珍奇植物

rare bird珍品；稀有之人或物

rare breed凤毛麟角；稀有品种

rare gas稀有气体

medium rare四分熟

真题例句...people with this rare condition often find their unusual ability burdensome...第二套CET42017.6阅读理解

真题例句...And then there are we rare folks who fit both those descriptions...CET42017.12阅读理解