2 年前
视频简介
BBC.橡树.自然界最伟大的幸存者.Oak.Tree.Nature's.Greatest.Survivor.2015】古老橡树是英伦乡野的标志，建造13世纪的教堂和纳尔逊时代的战舰。植物学家拍摄400岁橡树的四季，秋的树根，冬的风雪，春的橡子，夏的家园，既是科学记录，又是历史探究。。When Oxford Professor Patricia Kingori travels to Kenya, she uncovers the murky, multi-billion global underworld of essay-writing. Thousands of young and highly educated Kenyans – overqualified and chronically underemployed – have found lucrative work writing essays for students around the globe who are able and willing to pay for them. It’s a complex portrait of an issue that ...。
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