Modern life makes us tired, right? But research from societies in Africa and South America suggests people in the ancient ...
Modern life makes us tired, right? But research from societies in Africa and South America suggests people in the ancient world slept only 6.5 hours a night.
在日常生活中,英语已经成为一种全球通用的语言。无论是在工作中,还是在日常交流中,能够用英语流利地表达自己是非常重要的。尤其是在晚上,临睡前说一句“晚安”显得尤为重要。这不仅是对他人的一种关心,也是一种礼貌的表现。在英语中,如何优雅地说出“晚安”呢?这 ...