查词 - doubtful

doubtful

ˈdaʊtfəl adj

1 probably not true or not likely to happen 不确定的，未必发生的

Prospects for a lasting peace remain doubtful.

持久和平的前景难料。

it is doubtful if/whether

It was doubtful whether the patient would survive the operation,

病人能否挺过这次手术还无法确定。

it is doubtful that

It is doubtful that the missing airmen will ever be found.

失踪的空军士兵能否找到很难说。

2 not sure that something is true or right 有疑问的，感到怀疑的

‘Everything’s going to be all right, you’ll see.’ Jenny looked doubtful.

“一切都会顺顺当当的，你等着看好了。”珍妮看起来不大相信。

[+ if/whether ]

I’m still doubtful whether I should accept this job.

我是否应该接受这份工作，我仍有疑问。

doubtful about (doing) sth

At first we were doubtful about employing Charlie.

起初我们对要不要聘用查理尚有疑虑。

3 unlikely to be successful 不大可能成功的

Already the whole scheme was looking increasingly doubtful.

整个计划看起来已经越来越不大可能成功了。

4 probably not good 靠不住的，有问题的;

Here the tap water is of doubtful quality.

这里的自来水水质有问题。