名词上紧，固定，紧密
动词收紧( tighten的现在分词 ); （使）变紧; （使）绷紧; 加紧
1. 紧缩：hike 加价,加息 | tightening 紧缩 | sluggish 不振的,不活跃的,停滞的
2. 扣紧：tight weld 密封焊缝 | tightening 扣紧 | tightening force 扣紧力
3. 公共查询·英语单词
3. 使紧：tightener 紧带轮 | tightening 使紧 | tighteningbelt 拉紧皮带
4. 紧固：tight.strictseveresterndifficult 严竣 | tightening 紧固 | tightknit 组织严密的
noun
1. the act of making something tighter
e.g. the tightening of economic controls