work the land to do his research
Although he is one of China's most famous scientists ,Yuan Longping considers himself a farmer,for he works the land to do his research .
works the land to do his research 这句无法理解!work 工作陆地去做研究?不通额 ——!
根据别人的回答,既然是“在田地里”,那为什么不是
work on the land ...
为什么in要省略呢?