考试时玛丽绞尽脑汁搜寻答案 rack one's brain的翻译：Test rack Mary when trying to search for answers one's brain 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

Mary brains search for answers when the test rack one's brain

Test rack Mary when trying to search for answers one's brain

When test Mary racks brains to search for answer rack one's brain

When examinations Mary racking rack one ' s brain search for answers

Test rack Mary when trying to search for answers one's brain