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. 增援部隊

Mr. Vlok promised new measures to protect residents, including the dispatch of police and troop reinforcements. 烏洛尅先生答應了新的保護居民的措施，包括派遣增援的警察和軍隊。

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

I am sure that this meeting will contribute to the reinforcement of peace and security all over the world. 我確信這次會晤將爲全世界和平與安全的鞏固做出貢獻。