核心词议：
adv. 确实地，毋庸置疑地
undoubtedly 基本解释
adv. 毋庸置疑地，的确地；显然；必定；无疑
速记方法
速记技巧 词根词缀法 un-否定+doubt怀疑+-ed+-ly，不用怀疑地 谐音记忆法 谐音：俺带徒弟累，俺带徒弟累，这是毋庸置疑地！
知识扩展
中文词源
中文词源： undoubtedly
精选例句
1、 Frank Hurley’s pictures would be outstanding―undoubtedly first-rate photo-journalism―if they had been made last week.
如果弗兰克·赫利的照片是上周拍摄的，那么它们将会非常出色——无疑是一流的新闻摄影作品。[机器自动翻译，如有错误，感谢纠错]
2、 Country music was undoubtedly one of the forerunners of rock and roll.
乡村音乐无疑是摇滚乐的先导之一。
1、 Some of this is undoubtedly due to The Great Recession.
其中一些无疑是由于经济大衰退。
1、 [B] While schools emphasise its usefulness — online research in class and instant polling of students, for example — a big part of the attraction is, undoubtedly, that the iPhone is cool and a hit with students.
虽然学校强调它的实用性——课堂上的在线研究和学生的即时投票，例如——但毫无疑问，iPhone的很大一部分吸引力在于它很酷，很受学生欢迎。
1、 Even so, kings and queens undoubtedly have a downside.
即便如此，国王和王后无疑也有缺点。
常见考点例句：
- Undoubtedly , we 've all worked with analysts that are guilty of this crime .
- 无疑，我们都曾与有此类嫌疑的分析师们合作过。
- The 40 mile-per-gallon highway rating will undoubtedly catch the attention of budget-conscious consumers .
- 该车型具有每加仑40英里的公路燃油效率等级，无疑将受到善于精打细算消费者的青睐。
- So undoubtedly did charles de gaulle 's ruthlessly masterful transformation of the political system .
- 这无疑也跟戴高乐铁腕推动政治体系转型有一定的关系。
- Finding that special role is undoubtedly a rough road in a tough economy .
- 而在目前严峻的经济形势下，要找到这样特殊的职位无疑非常困难。
- China will undoubtedly evolve into an economic superpower .
- 中国无疑将会发展成为经济超级大国。
