The mule's back was hollowed by the weight of its burden.

骡子的背被所载重物压得弯了下去。

《柯林斯英汉双解大词典》

Less American involvement in European security will shift the burden back onto Europeans to manage Russia's intimidation of its neighbors and solve "frozen conflicts" on Europe's periphery.

美国减少对欧洲安全的参与，这势必将应付俄罗斯对它邻居的恐吓以及解决欧洲边缘的“冷冲突”的责任转移到欧洲的肩上。

youdao

I always tried not to have my career be too much of a burden to my children, but looking back, I think that was a mistake.

我一直努力不使我的工作成为孩子们的负担，但是现在想起来，我觉得那是个错误。

youdao

And we can help you buy something that will, you know, put the burden back on you.

NPR: Health Care Debate: Why So Much Yelling?

But this rescue package will deliver only a modest reduction in the back-achingly heavy burden of Greek indebtedness.

BBC: The price of Greek democracy

It was rumored that, like an ant, her back could bear the burden of something several times her body weight.

NPR: Excerpt: 'Then We Came to the End'