be a burden on

Ironically, this is exactly what Washington should be doing. Conspiracy theory notwithstanding, claims that the reserve status of the dollar unfairly benefits the US are no longer true. On the contrary, it has become a burden, both for America and the world.

然而讽刺的是，这正是华盛顿应该做的.尽管阴谋论横行，但是关于美元的国际储备货币地位偏益于美国的说法已经不再正确了.相反，它成为了美国和世界的负担。

A single old man can only be a burden on his granddaughter.

孤老汉,拖累着个小孙女.

Not wanting to be a burden on his hard-working family, he was a diligent student, a talented athlete, and class leader.

为了减轻家里的负担，他努力学习，还是一名班级领袖和运动健将。

Having to carry around heavy luggage is literally a burden, so NUA could be on to something with their smart suitcase, but it will be interesting how their invention will handle tough obstacles like stairs.

携带沉重的行李确实是一个负担，所以灵性机器人公司发明智能手提箱还算挺有眼光，不过他们的发明要如何搞定像楼梯这种高低不平的障碍呢？让我们拭目以待。

Moreover, they must be willing to do so on terms sufficiently generous to make a long-term reduction in the debt burden feasible.

此外，它们必须愿意以足够慷慨的条款提供资金，以便让长期削减债务负担变得可行。