Supervision of food, drugs, and vaccines was tightened up.

严格食品药品疫苗监管。

But if I had tightened up, I could have done better.

但如果我收敛一点，我可以做得更好。

Lenders have already tightened up here, too, but consumer-protection groups fear they may ease up once the pressure is off.

贷款方也收紧了，但是客户保护组织担心一旦没有了压力，他们可能再次放松。

His face tightened up like a charleyhorse.

他的脸绷得紧紧的， 像一匹查理马。

So the chicken itself tightened up a little bit.

所以鸡肉本身收紧了一点。

He's like he tightened me up, tied my shoes up.

他就好像他把我拉紧了，把我的鞋子系起来了。

The ligaments hadn't tightened up again following the birth.

刚生育完韧带还没有完全恢复。

I’d put the new tyre on, but I hadn’t tightened up the wheel.

【tighten】我把新轮胎装上了，但没有上紧轮子。

Noticed your kitchen table was a little wobbly, so I went ahead and tightened it up.

注意到你的厨房桌子有点摇晃，所以我继续把它收紧。

Then they entered his vision again, and his already taut nerves tightened up to the breaking-point.

然后他们又进入了他的视野， 他本就紧绷的神经紧绷到了要崩溃的地步。

Suddenly he tightened up and ran a few steps and sprang for a leaf about four feet above his head.

突然，他绷紧了身体， 跑了几步，扑向头顶四英尺高的一片树叶。

There was a loose bolt to be tightened up from the inside, and men were at work removing the manhole plate at the side of the casing.

里面的松动的螺栓需要拧紧，工人们要移除罩子旁边的活塞板。

Okay, that's not good because, A, if you're trying to do a proper abdominal exam, the abdominal muscles are gonna be tightened up because the person's standing.

- 好吧，这不好，因为，A，如果你想进行适当的腹部检查，腹部肌肉会因为站立而收紧。