漏网;被漏掉
when sb / sth slips through the net, an organization or a system fails to find them and deal with them
We tried to contact all former students, but one or two slipped through the net.我们试图同所有的校友取得联系,但有一两个未能找到。
释义来自《牛津高阶英汉双解词典》第 9 版