Biodiversity is the variety of all life on Earth – it's thousands of habitats and millions of species. 生物多样性指地球上所有生命的多样程度，蕴含数千个栖息地和数百万个物种。 And it's in trouble. 而生物多样性现正告急。 We depend on biodiversity ...

俗话说：早饭要吃好。有人认为早餐是一天中最重要的一顿饭，但它可能并不是你需要认真考虑的唯一一餐。本期 “随身英语” 讨论早餐的重要性。 词汇：diet 日常饮食 Have you ever heard someone say, “breakfast is the most important meal of the day”, or give you advice about why it ...