在全世界总数量很少，很珍贵，但现尚不属于濒危种、易危种的珍贵类群，这些类群常分布于有限的地理区或栖息地，或者稀疏地分布在更为广阔的范围。
稀有物种
双语例句原声例句
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现在，外来食肉植物的黑市交易非常活跃，以至于植物学家一直对某些稀有物种的位置三缄其口。
The black market trade in exotic carnivorous plants is so vigorous now that botanists are keeping the location of some rare species a secret.
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他们正在调查稀有物种的起源和自然史。
They are investigating the autecology and natural history of rare species.
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只有一些稀有物种产生有毒的单端孢霉烯。
Only a few rare species are known to produce the toxic trichothecenes.
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There has never been a regime in history that was so single-mindedly devoted to the end of producing that rarest and most difficult species of humanity called simply philosopher.
历史上从没有一个政体,会如此专一地致力于,催生最稀有,最难得的人类物种,即哲学家。
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$firstVoiceSent
- 来自原声例句