参考例句

1. Slide on the spare. Screw on the nuts (working in a star pattern, not clockwise) and tighten. Lower the car so the tire just touches the ground. Fully tighten the lug nuts.
顺利装上备用轮胎。旋上螺丝帽（按星状方向而不是顺时针）旋紧。将车放低让轮胎刚好接触地面。然后将螺母盖完全旋紧。
2. I have to tighten my belt this month!
这个月我不得不勒紧裤带过日子！
3. Because tighten chatelaine gets along, gain foreground of Gu Ge is more bright.
由于勒紧腰带过日子，谷歌的盈利前景更加光明。
4. Cinching: Practice of pulling the end of a roll to tighten it. It's not recommended.
卷片不均：拉胶片的一端使其在卷轴上绕紧的动作。一般不建议使用这种方式。
5. Tighten the clothesline so it does not drop .
把晾衣绳拉紧，别让它垂下来。

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;