My parents were a bit dubious about it all at first but we soon convinced them.

起初我父母亲对此尚心存疑虑，但很快我们便说服了他们。

《柯林斯英汉双解大词典》

As the De Bauw report notes, this is a dubious argument.

正如得堡的报告中所说，这是一个有争议的争论。

youdao

While many readers at the time identified with the notion of wanting to be liked, telling someone you're a CityVille fan seems as dubious a distinction as announcing yourself a Britney Spears fan.

当时许多读者都认同“想要被喜欢”这个概念。然而如果你告诉别人，你是个“城市小镇”迷的话，这就好比你当众宣告自己是小甜甜布兰妮的粉丝一样，恐怕很难算得上是一件给自己长脸的事。

youdao

Now without doubt this is a dubious theory of classical anthropology.

现在毫无疑问这是一个关于古典人类学的可疑学说。

耶鲁公开课 - 弥尔顿课程节选

Fortunately, it is still the case that most Members of Congress will not agree to so dubious a course of action provided it is presented in such a manner.

CENTERFORSECURITYPOLICY: Center for Security Policy | ��The Limitation Of Nuclear Materials As A Means Of Controlling Armaments��

Lugar (R-Ind.), who is on the board of the Nuclear Threat Initiative, Nunn pushed through a dubious Senate a bill that authorized cooperation with Russia on nuclear weapons and fissile materials and some kind of welfare for Russian nuclear scientists.

CENTERFORSECURITYPOLICY: Will Sam Nunn Give ��Political Cover' to Left Disarmers?

While Dr Zuma pursues a dubious quest for a cheap cure, prevention is being ignored.

ECONOMIST: Merging the first and third worlds