- tighten up
 - 加强;使紧密;拉紧;使更牢固
 
参考例子
           - 1.The government is tightening up public security.
 - 政府正在加强公共治安。
 
- 2.We need to tighten up security at the prison.
 - 我们必须加强监狱的安全性。
 
- 3.Don't tighten up your throat, or you will sing badly.
 - 别把嗓子绷得那么紧,否则会唱得很糟。
 
英文解释
           - v.
 - 1.restrict
 
网络释义
               - tighten up
 - 使紧密; 拉紧; 圆领短袖T恤; 加强;
 
- tighten up monetary policy
 - 收紧银根;
 
- tighten up the legal system
 - 加强法制建设;
 
- tighten up the money supply
 - 紧缩货币投放,紧缩资金投放; 通货紧缩,通货收缩;
 
- tighten up management and protection of intellectual property rights
 - 加强知识产权的保护和管理:; 加强知识产权的保护和管理;