45-3：登机安检

1.Passengers now have to go through double screening before getting on their planes.

旅客们登机前必须接受两次安检扫描。

2.Please hurry up to pass security check. Now it’s boarding.

请您赶快过安检，现在已经登机了。

3.You have to go through the security check.

你需要过安全检查。

4.We are waiting in line at the security gate.

我们在机场的安全门前排队。