1、search意思是“在…搜查”或“搜身”，后面直接跟“被搜的对象”。search的短语：对…进行搜身；搜查：to search one's house在村庄里寻找：to search a village阅读广告：to search ads in the paper冥思苦想：to search one's brain
2、search… for强调有具体的目标。search… for：出们寻找食物：search about for food为得到什么搜某人的身：search sb for检索索方法和文献：Search literature for methods寻找矿的方向：search direction for minerals四处搜索:search everywhere for
3、例句：救援队在灾区找到12个孩子search for是在the 12 students前面的。search 灾区 for 12 students 搜索灾区目的是寻找12个孩子search for 12 students 寻找12个孩子（不知道被搜擦的对象）search 灾区 搜查灾区 如果是在灾区找到12个孩子可以是 12 children were found in the disaster area by rescue team. Rescue team found 12 children in the disaster area。