v.(使)变紧，更加牢固,使更加严格,加强
tighten的过去分词和过去式

原形：tighten第三人称单数：tightens过去式：tightened过去分词：tightened现在分词：tightening

You need to tighten up security at the prison.
你们必须加强监狱的安全性。
Mary's arms tighten about his neck.
玛丽把他的脖子搂紧。
Lisa tightened her hold on her husband.
丽萨把丈夫搂得更紧一些。
Please tighten the screws on the bookshelf to ensure it's stable.
请把书架上的螺丝拧紧，确保它稳固。
Can you help me tighten this knot? It keeps coming loose.
你能帮我把这个结系紧吗？它老是松开。
The government plans to tighten regulations on tobacco advertising.
政府计划加强对烟草广告的管制。
After exercising, remember to tighten your muscles and stretch to prevent cramps.
运动后，记得收紧肌肉并做拉伸，以防抽筋。
She had to tighten her belt when she lost her job unexpectedly.
当她意外失业时，不得不节衣缩食。
The central bank decided to tighten monetary policy to control inflation.
中央银行决定收紧货币政策以控制通货膨胀。
Make sure to tighten the lid of the jar so that the contents don't spoil.
确保把罐子的盖子拧紧，以免里面的东西变质。
The hiker stopped to tighten the laces of his boots before continuing up the steep trail.
徒步者停下来系紧靴子的鞋带，然后继续沿着陡峭的小径前进。
The company is looking to tighten its data security measures following a breach.
在发生数据泄露之后，公司正寻求加强其数据安全措施。
He took a deep breath and tightened his grip on the steering wheel, preparing for the challenging turn ahead.
他深吸一口气，握紧方向盘，准备迎接前方的挑战性转弯。