butterfly lung

例句：

1. 1. The butterfly lung is a rare and fascinating creature that can fly for long periods of time without needing to rest.
   蝴蝶肺是一种罕见而迷人的生物，它可以长时间不休息地飞行。
2. 2. The butterfly lung is a critically endangered species that requires urgent conservation efforts to protect its habitat.
   蝴蝶肺是一种濒危物种，需要紧急的保育措施来保护其栖息地。
3. 3. Due to climate change, the butterfly lung has become more vulnerable to environmental factors such as pollutionand habitat loss.
   由于气候变化，蝴蝶肺对环境因素如污染和栖息地丧失变得更加脆弱。