“Charcoal gets very expensive; a bag costs around US$50,” she says ... What’s more, the global demand for firewood is partly responsible for the loss of 10 million hectaresof forest every year—an area ...

本来这几天感慨地跟孩子说，DeepSeek可能要革了英语学习机构的命了，这话可不敢写在标题里，太招摇太容易树敌了。之前发的文章没想到迅速获得了400 ...