| 释义 |
tightening是tighten的现在分词 tighten美 ['taɪt(ə)n] 英 ['taɪt(ə)n] 过去分词：tightened 现在分词：tightening 第三人称单数：tightens v.+n. tighten belt,tighten control,tighten security,tighten regulation,tighten law v. tauten,constrict,stiffen,squeeze,tighten up v. | 1. to become tight or tighter, or cause something to become tight or tighter 2. to turn something such as a screw or a cover until it is tight and you cannot turn it any more 3. to pull something such as a rope or a belt until it is straighter or until it fits more tightly around something 4. if a muscle or a part of your body tightens, or if you tighten it, it becomes hard and stiff, often because you are angry or afraid 5. if your hand tightens, or if your fingers tighten, you hold something more tightly 6. to make a set of rules stricter or harder to avoid 1. to become tight or tighter, or cause something to become tight or tighter 2. to turn something such as a screw or a cover until it is tight and you cannot turn it any more 3. to pull something such as a rope or a belt until it is straighter or until it fits more tightly around something 4. if a muscle or a part of your body tightens, or if you tighten it, it becomes hard and stiff, often because you are angry or afraid 5. if your hand tightens, or if your fingers tighten, you hold something more tightly 6. to make a set of rules stricter or harder to avoid |
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