短语词组短语rare precious plant 珍稀植物rare medicinal plant 珍稀药用植物rare endanced plant 珍稀濒危植物rare endangered plant 国家级保护植物rare gas plant 稀有气体的植物rare mental plant 稀有金属厂rare wild plant 珍稀野生植物rare plant communities 珍稀植物群落 返回 rare plant