神马品牌网是一部内容开放、自由的互动网络百科全书客观、专业、权威的知识性百科全书
来源:百度文库 编辑:神马品牌网 时间:2024/04/29 09:49:13
he spent all his life on study the nature.呵呵,说的是达尔文?
He devoted his life to research nature.
He spent his whole life researching nature