挖空心思: rack [beat; cudgel; ransack] one's brains; think hard 短语和例子挖空心思损人利己 cudgel one's brains to benefit oneself at the expense of others
挖空心思损人利己: cudgel one's brains to benefit oneself at the expense of others
结识: get acquainted with sb.; get to know sb.: 结识了许多朋友 have made a lot of friends; 许多人竭力想结识他。 many people sought his acquaintance. 我们是在火车长途旅行中偶然结识的朋友。 we are the casual acquaintance of a long r