doubtful
英 ['da?tf?l; -f(?)l]
美['da?tf?l]
- adj. 可疑的；令人生疑的；疑心的；不能确定的
考试真题
- They are doubtful about its necessity.
出自-2012年12月阅读原文
- Americans are less doubtful when it comes to politics: 73% expect to see a female president in their lifetime.
2019年6月四级真题（第二套）阅读 Section C
- Somewhat doubtful.
出自-2016年6月阅读原文
- It's doubtful that a computer program can do that—at least, not without some undesirable results.
2017年12月六级真题（第二套）阅读 Section C
- Yet like many college teachers around the U.S., the faculty remain doubtful that their work as educators can be measured by a "learning outcome" such as a graduate's ability to investigate and reason.
2017年6月六级真题（第一套）阅读 Section A
- One reason is that, according to findings of a new survey of office workers conducted by wakefield research for the it company citrix, most bosses are doubtful about remote working.
2016年高考英语浙江卷（10月） 阅读理解 阅读C 原文
- And whether the community's work contributes much to an overall accumulation of knowledge is doubtful.
出自-2013年考研阅读原文