几个英语短语 请翻译一下

题目

几个英语短语 请翻译一下
1.produces enough rice
2.but he cares about nothing but his research
3.devoted himself to research
4.succeeded in

答案

1.生产足够的大米
2.但他关心的只是他的研究
3.潜心研究
4.成功