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 ...
BEIJING, Feb. 9 (Xinhua) -- Chinese scientists have developed a gene-editing technique to reduce corn plant height, enabling the creation of compact, high-density varieties resistant to lodging, ...
案例分析 假设你在写一篇关于日常饮食习惯的短文,可以这样使用这三个词: In the morning, I have breakfast at 7 AM. I usually eat a bowl of cereal and drink a glass of orange juice.(早上7点我吃早餐。我通常吃一碗麦片,喝一杯橙汁。) After lunch, I drink a cup of ...