tightened up

tightened up 基本解释

加强；使紧密；拉紧；使更牢固

tightened up 用法和例句

1、He cut his long hair, got and tightened up emotionally.

他剪短了长发，加强健身，控制住自己的情绪。

2、Tightened up the management of cost control， risk evasion and performance appraisal.

强化成本控制，风险规避和绩效管理。

3、The four screw bolts should be tightened up in turn in a symmetrically diagonal position.

四只螺栓要对称地成斜对角形式依次收紧。

重点词汇

tightened v. 收紧( tighten的过去式和过去分词 ); （使）变紧; （使）绷紧; 加紧