He had to rack his brains to solve that complicated problem.
他
绞尽脑汁去解决那个复杂问题。
He had to rack his brains to solve that complicated problem.
他绞尽脑汁去解决那个复杂问题。
She is worrying the problem out.
她正在绞尽脑汁解决这个问题。
明：以上例句、词性分类均由互联网资源自动生成，部分未经过人
，其表达内容亦
代表本软件的观点；若发现问题，欢迎向我们指正。
