And if you do take one, you'll probably make the shop assistants feel unease, they might be doubtful of your intentions.

倘若你自己带着拎包进店，反倒会使店家觉得不踏实，没准会怀疑你是扒手呢！

youdao

I was doubtful of the merits of such restrictions, but then this may have been the only way to cut off the power demand for money.

我当时对他的约束办法有怀疑，但也认为可能是斩断权力借贷的唯一办法。

youdao

Ecologists argue that the benefits of treating sewage with disinfectants are doubtful.

生态学家们认为用消毒剂处理污水的好处是值得怀疑的。

《柯林斯英汉双解大词典》

"Well they certainly will be doubtful of it unless President Obama makes a strong argument.

VOA: standard.2009.09.22

But some are doubtful the reforms will work. Boston University School of Law professor Cornelius Hurley.

VOA: standard.2010.03.16

Even as Haitians have been outraged by Minustah's wrongdoing, they have become increasingly doubtful of the benefits it provides.

ECONOMIST: The UN in Haiti

U.S. officials are doubtful of any major breakthrough in Kazakhstan, in part because of Mr. Khamenei's fixation on the June elections.

WSJ: Iran Cools Nuclear Work as Vote Looms

The driver, doubtful of the whole affair, stood by while the father and son lifted Nawab and the motorcycle thief into the back.

NEWYORKER: Nawabdin Electrician