1·Please wait behind the yellow line.
请在黄线后等候。
2·My goodness, you crossed the double yellow line!
我的天啊，你越过了双黄线！
3·Don't cross the yellow line.
请勿超越黄线。
4·Please queue up behind the yellow line.
请在黄线后排队。
5·Please move back behind the yellow line.
请往后退到黄线后。
6·This is double yellow line and no parking is allowed.
这是双黄线，不能停车的。
7·Are you aware that your car is parked on a double yellow line?
你知道你的车正停在黄色双线上吗？
8·In order to guarantee your safety please wait behind the yellow line.
乘客您好，为了您的安全，请站在黄线以内候车，谢谢合作。
9·The train bound for XXX is arriving, please stand behind the yellow line.
开往XXX(站名)方向的列车将要进站，请您站在安全线以内候车。
10·Please stand behind the yellow line, mind the platform gap when boarding.
上车时，请小心月台与车厢间之空隙。