VERB
(在大量相似物中)搜索，搜寻
If you trawl through a large number of similar things, you search through them looking for something that you want or something that is suitable for a particular purpose.
例句
A team of officers is trawling through the records of thousands of petty thieves...
一组警员正在翻查数以千计的小偷小摸者的犯罪记录。
Her private secretary has carefully trawled the West End for a suitable show.
她的私人秘书已经在伦敦西区进行了拉网式搜索，以寻找一部合适的剧目。