The sign read 'No admittance'.

告示牌上写着“禁止入内”。

There is no admittance without a security pass.

无保安通行证不得入内。

Storage Room, No Admittance!

库房重地，闲人免进！

Construction site. No admittance.

施工重地，闲人免进。

No admittance except on business.

非公莫入。