The flight delay was occasioned by the need for a further security check.

这次航班的延误是由于必须做进一步的安全检查。

Please accept our security check.

请接受安全检查。

The security check is very strict.

安检很严格，安全性很高。

The security check will last for 7 months.

此次陆路道口安检将持续7个月。

A security check agent talks with her.

一名地勤安全检查人员正在和她讲话。