doubtful about
常见例句
- Some jewelry experts remain doubtful about diamond investing.
一些珠宝专家对钻石投资仍表示怀疑。
blog.sina.com.cn - Even the sceptical Czechs seem less doubtful about the merits of membership of the currency club.
即使是惯于怀疑的捷克人似乎也减少了对这一货币俱乐部成员身份优越性的怀疑。 - Health professionals should report ADRs even if they are doubtful about the precise relationship between the given medicine and reaction.
即使卫生专业人员对所给药物和产生反应之间的确切关联存有不确定性，也应做出药品不良反应的报告。 - Canadian officials had at first been sceptical about Gouzenko and were doubtful about offering him asylum.
ECONOMIST: Svetlana Gouzenko - At least the term has caught on, even if people are doubtful about what it signifies.
ECONOMIST: The Big Society - Although Albertsons had an estimated 2.4% net margin last year, Wall Street is doubtful about its prospects.
FORBES: The Guru in the Vegetable Bin 返回 doubtful about