音标

英 [ˈɡraʊndləs]；美 [ˈɡraʊndləs]

意思

形容词，意为“无根据的；没有理由的”，常用来形容观点、怀疑、恐惧等是缺乏事实依据的 。

造句

His claim that he was fired without cause is completely groundless.
他声称自己无故被解雇，这完全是毫无根据的。

The rumor about the company going bankrupt is groundless.
关于这家公司要破产的谣言是没有根据的。

Her fear of snakes is often groundless as most snakes are not dangerous.
她对蛇的恐惧常常是毫无根据的，因为大多数蛇并不危险。

The groundless accusations against the politician damaged his reputation.
对这位政治家毫无根据的指控损害了他的声誉。

Don't let these groundless worries affect your daily life.
不要让这些毫无根据的担忧影响你的日常生活。

The groundless speculation in the stock market can lead to big losses.
股票市场中毫无根据的猜测可能会导致巨大损失。

His groundless belief that he would win the lottery made him waste a lot of money.
他毫无根据地相信自己会中彩票，这让他浪费了很多钱。

The groundless criticism from his colleagues made him feel very frustrated.
同事们毫无根据的批评让他感到非常沮丧。

We should not spread groundless rumors about others.
我们不应该传播关于他人的毫无根据的谣言。

The groundless suspicion between friends can easily damage their relationship.
朋友之间毫无根据的猜疑很容易破坏他们的关系。

初学英语怎么运用

口语运用

日常交流：在日常生活中，当你想要否定一些没有事实依据的说法、想法时，可以使用“groundless”。例如：“A: I heard that our boss is going to fire half of the staff. B: That's groundless. There's no official notice.（A：我听说老板要裁掉一半员工。B：那是毫无根据的。并没有官方通知。）”

讨论热点事件：在和朋友讨论社会热点、八卦新闻时，判断某些言论是否合理。比如：“Some of the online comments about the celebrity's private life are just groundless. We shouldn't take them seriously.（网上一些关于这位名人私生活的评论毫无根据。我们不应该当真。）”

写作运用

议论文写作：在论述观点时，用于反驳错误或没有根据的观点。例如：“Some people believe that reading e - books is harmful to eyesight, but this view is groundless. In fact, proper reading habits matter more.（有些人认为读电子书对视力有害，但这种观点是毫无根据的。事实上，正确的阅读习惯更为重要。）”

记叙文写作：在讲述故事时，描述人物克服无端的担忧或面对不实指责的情节。比如：“Despite the groundless rumors spreading around, she remained calm and focused on her work.（尽管周围流传着毫无根据的谣言，她依然保持冷静，专注于工作。）”

学习积累

搭配记忆：记住一些与“groundless”常见的搭配，如“groundless fear（无端的恐惧）”“groundless claim（毫无根据的主张）”“groundless rumor（毫无根据的谣言）”等，通过这些搭配来加深对词汇的理解和记忆。

对比记忆：将“groundless”与“reasonable（合理的）”“well - founded（有充分根据的）”等词对比记忆，明确它们之间的差异，从而更准确地运用“groundless”。例如：“His argument is well - founded, while yours seems groundless.（他的论点有充分依据，而你的似乎毫无根据。）”

阅读学习：阅读英语文章、故事等，留意“groundless”在文中的用法和语境，学习作者是如何运用这个词来表达观点、推动情节发展的。