When junk food beckons, tighten your belt a notch.

当垃圾食品向你招手，收紧腰带。

youdao

She's a black belt in judo.

她是柔道黑带高手。

《牛津词典》

He holds a black belt in karate.

他在空手道中得了黑带。

《柯林斯英汉双解大词典》

Volvo was the first automobile manufacturer to offer the modern seat belt as a permanent addition to its cars.

VOA: special.2010.02.09

Well after that, the bond price went up because people saw that as a sign that the company was tightening its belt and doing things right to have money to pay off the bondholders; so it was self-interested, I suppose--maybe you can ask him about this.

在这之后,债券的价格升高了,因为人们认为降低红利是一个信号,说明公司开始紧缩开支走向正轨,并且去偿付债券持有人,莱德利夫通过这种做法达到利己的目的,我想你们可以就此事向莱德利夫提问

耶鲁公开课 - 金融市场课程节选

I am convinced--even though I'm sure that the Toyota Motor Company didn't organize it this way— I am convinced that on my automobile when I do not plug in my safety belt that there is a bell ringing "DING, ding, ding, DING, ding, ding."

我相信,尽管我确信,丰田汽车公司不会这样组织,我确信在我车上,当我没有系上安全带的时候,会有响铃,"叮,叮,叮,叮,叮,叮"

耶鲁公开课 - 聆听音乐课程节选

And the rest of the Army is really tightening its belt a little bit as a result.

NPR: U.S. Turns More Attention to Training Iraqi Forces

In December 1997 the IMF asked South Korea to tighten its belt a notch (a fiscal improvement of 0.4% of GDP).

ECONOMIST: Has the IMF changed? Or has the world?

Autographer, a wearable camera which can either be clipped to a belt or a handbag or worn on a lanyard around the neck, aims to alter that.

BBC: Wearable tech pioneers aim to track and augment our lives