sift

仔细筛选

to examine or sort something with great attention to detail

非常专注地检查或分类某物

花时间筛选某物

to use a period of time to carefully examine a large amount of something

用一段时间仔细检查大量的东西

花数小时筛选某物

to use a long period of time to carefully examine a large amount of something

用很长一段时间仔细检查大量的东西

仔细检查，筛查

to examine a large collection of items, documents, or evidence very carefully

非常仔细地检查大量的物品、文件或证据

筛选出

to separate or remove particular things from a larger group

从一个较大的群体中分离或移除特定的东西

筛查以寻找

to search for something specific within a larger amount of information or material

在大量信息或材料中寻找特定的东西