1、I wasdoubtful about what they have said, but I didn't say anything.(我对他们说的话感到很怀疑，但我也没说什么。) 【好工具hao86.com】
2、It isdoubtful whether Ted, even with his fluent French, passed for one of the locals.(让人存疑的是特德——即使法语说得很流利——能否被人当作一名当地人。)
3、It'sdoubtful that a computer program can do that—at least, not without some undesirable results.(计算机程序能否做到这一点是存在疑问的，至少，它一定会带来一些人们不想要的结果。)
4、Most biologists, nonetheless, aredoubtful that this is a humanlike adolescent growth spurt.(尽管如此，大多数生物学家还是怀疑这是否是一种类似人类的青春期突增。)
5、We weredoubtful about the practicability of the plan.(我们怀疑这个计划是否切实可行。)
6、I was still verydoubtful about the chances for success.(我仍然不能肯定成功的可能性有多大。)
7、It'sdoubtful if this painting is a Picasso.(这未必就是毕加索的画。)
8、The research lacks solid evidence, and therefore, its conclusions aredoubtful.(这项研究缺乏确凿的证据，因此，其结论值得怀疑。)
9、He wasdoubtful about accepting extra work.(他拿不定主意是否接受额外工作。)
10、It'sdoubtful whether there'll be any seats left.(看来未必还有座位。)
11、They paused at the top of the stairs,doubtful as to which way to go next.(他们在楼梯的顶头停了下来，不知道下一步朝哪个方向走。)
12、The arrangement is ofdoubtful legality.(这项约定是否合法值得怀疑。)
13、The boys obtained some strings and borrowed some bait from theirdoubtful father.(男孩们取得了些细绳并从他们那将信将疑的父亲处借到了一些饵料。)
14、The awful cynicism of this made an uncomfortable impression, and most of them began to look ratherdoubtful.(这种可怕的冷嘲热讽给人留下了一种不舒服的印象，他们中的大多数人开始露出怀疑的神色。)
15、With her injuries it'sdoubtful that she'll ever walk again.(她多处受伤，今后能否行走还很难说。)
16、It isdoubtful, however, that human educators will lose their jobs to Bill any time soon.(然而，令人怀疑的是，人类教育者是否会在短期内被比尔抢走工作。)
17、This wine is ofdoubtful quality.(这酒的质量有问题。)
18、It'sdoubtful whether the car will last another year.(这辆汽车未必还能用上一年。)
19、And whether the community's work contributes much to an overall accumulation of knowledge isdoubtful.(社区的工作对知识的全面积累是否有很大的贡献，这一点是值得怀疑的。)
20、When he weeded out "the mostdoubtful measures of aggression", only 28% supported a connection.(当他排除“最可疑的攻击手段”时，只有28%的人支持这种联系。)
21、Forsyth isdoubtful for tonight's game with a badly bruised leg.(福赛斯因为严重的腿伤不太可能参加今晚的比赛。)
22、"His eyes are so round," said Martha, a trifledoubtful.(“他的眼睛那么圆。”玛莎有点犹豫地说。)
23、For a time it seemeddoubtful that he would move at all.(短期内他似乎不大可能搬走。)
24、Even the hostess, with bare feet, uncombed hair, and dressed in a garment ofdoubtful color, received the guests grumblingly.(即使女店主也光着脚、头发蓬乱、穿着一件很脏的的衣服，嘟囔着接待客人。)
25、That in itself wasdoubtful.(那本身就令人怀疑。)
26、He holds adoubtful attitude towards the latest findings.(他对最新的研究发现持怀疑态度。)
27、Rose wasdoubtful about the whole idea.(罗斯对整个设想持怀疑态度。)
28、Ecologists argue that the benefits of treating sewage with disinfectants aredoubtful.(生态学家们认为用消毒剂处理污水的好处是值得怀疑的。)
