reinforcement

1. N-PLURAL Reinforcements are soldiers or police officers who are sent to join an army or group of police in order to make it stronger. 增援部队

Mr. Vlok promised new measures to protect residents, including the dispatch of police and troop reinforcements. 乌洛克先生答应了新的保护居民的措施，包括派遣增援的警察和军队。

2. N-VAR The reinforcement of something is the process of making it stronger. 巩固

I am sure that this meeting will contribute to the reinforcement of peace and security all over the world. 我确信这次会晤将为全世界和平与安全的巩固做出贡献。