tightens的读音 tightens中文意思

读音 
v. 收紧( tighten的第三人称单数 );(使)变紧;(使)绷紧;加紧
tightens 用法和例句
The european ban on iranian oil imports tightens the screw .
欧盟对伊朗石油的禁运进一步收紧了绳索。
If it now tightens , it risks compounding the recession .
如果它现在收紧政策,它将面临加剧经济衰退的风险。
The relatively liberal emirate tightens its rules against kissing in public
相对自由的酋长国收紧规则,禁止在公共场所接吻
Laughter tightens your stomach muscles .
大笑能够收紧腹肌。
Joints stiffen as their molecular mesh of collagen tightens , the same process that helped to strengthen them in early life .
关节的胶原蛋白分子网格收紧造成了关节僵硬;同一过程在生命初期有助于强化关节。