doubtful的读音是：英['daʊtfl]。doubtful的词语用法是adj.(形容词)doubtful从主观角度说,指某人“怀疑”某人某事,后面常接介词of或about,意为对…怀疑; 从客观角度说,指某人某事“令人怀疑”,意为“可疑的,使人产生疑问的”。doubtful【近义词】dubious。
一、详尽释义点此查看doubtful的详细内容
二、英英释义
"the candidate's doubtful past"
"he has a dubious record indeed"
"what one found uncertain the other found dubious or downright false"
"it was more than dubitable whether the friend was as influential as she thought"
"they were doubtful that the cord would hold"
"it was doubtful whether she would be admitted"
"dubious about agreeing to go"
"drew a few tentative conclusions"
三、网络解释
1. 可疑的：1907年,AMA把当时160所医学院分成可接受(Acceptable)、可疑的(Doubtful)、不可接受(Unacceptable)三类. 很多美国医生对AMA日益因循守旧、自私自利的姿态非常不满,他们不但不参加AMA,而且还成立了自己的组织,与AMA针锋相对,反其道而行之.
2. doubtful是什么意思
2. 表示不是很肯定：◆positively adv. 绝对地,完全地 | doubt;doubtful; uncertain; dubious 表示不是很肯定 | ◆disadvantage n. 短处,缺点
3. doubtful什么意思
3. 怀疑的,可疑的：doubt 怀疑,疑问,不相信 |doubtful 怀疑的,可疑的 | doubtless 无疑的,很可能的
四、例句
It is doubtful whether it is true or not.
这件事的真假是可疑的。
The fact that he won the first place is doubtful.
他得了第一名是让人可疑的。
He is an author of doubtful reputation.
他是一位名声不太好的作家。
The ethics of his decision are doubtful.
他的这一决定是否合乎道德规范值得怀疑。
I am doubtful about the propriety of granting such a request.
我怀疑答应这项要求是否合适。
It is doubtful whether the old man will recover from the operation.
那老人手术后是否会康复难以确定。
五、词汇搭配
六、经典引文
A doubtful Passage in a Latin Poet.
出自：AddisonThe question whether certain doubtful forms should be ranked as species or varieties.
出自：C. DarwinIt was doubtful if he knew who Andrew Jackson was.
出自：Scott FitzgeraldA change which is not an unquestionable improvement is a doubtful blessing.
出自：E. F. Schumacher七、词语用法
doubtful的相关近义词
doubtful的相关反义词
doubtful的相关临近词
doubtless、doubt、doubtfully、doubtful of、doubtfulness、doubtful hit、doubtful loan、doubtful word、doubtful case、doubtful tale、doubtful debt、doubtful about