I don't want to be a burden on them.

我不想成为他们的负担。

youdao

Let not my love be a burden on you, my friend, know that it pays itself.

朋友，别让我的爱成为你的负担，要知道它自己会付出代价的。

youdao

The work becomes harder and harder… my strength is leaving me… I do not want to be a burden on any one!

活儿越来越难…我的力气也一天不如一天了…我可不想变成任何人的累赘！

youdao

The financial deficit of our healthcare system cannot be a burden on those who are healthy.

FORBES: SCOTUS Rules on Health Care Act, Relies Heavily on Tax for Decision

Will it generate benefits or be a burden on future taxpayers?

BBC: China to the UK's aid?

Brown was careful to point out that the structured finance piece of MBIA will be completely separate from the municipal bond segment and will not be a burden on the latter.

FORBES: Municipal Bonds