抗议者在超市门口举着牌子要求提高员工待遇。

The ___picketers in front of the supermarket held signs demanding better pay for workers.

罢工期间，纠察队员站在工厂门口劝说工人不要进去工作。

During the strike, the ___picketers stood at the factory gate urging workers not to enter.