成语故事：一鸣惊人 It never rains but it pours

一鸣惊人

yī míng jīng rén

It never rains but it pours

一 means one, 鸣here means to make a sound, or shout out. 惊人is to shock people or surprise people. We use this phrase to indicate a person becomes famous for doing something great or becomes successful all of a sudden. In English, we also have similar idioms like 一鸣惊人. For example, it never rains but it pours, or amazes the world with a single brilliant feat.

Literal meaning: to shock people all of a sudden; it never rains but it pours

Explanation: to indicate a person becomes famous for doing something great or becomes successful all of a sudden

E.g

不鸣则已，一鸣惊人，当所有人以为他只是个普通学生的时候，他赢得了奥林匹克数学竞赛的冠军。

bú míng zé yǐ ，yī míng jīng rén ，dāng suǒ yǒu rén yǐ wéi tā zhī shì gè pǔ tōng xué shēng de shí hòu ，tā yíng dé le ào lín pǐ kè shù xué jìng sài de guàn jūn 。

It never rains but it pours, he wins the champion of Mathematical Olympiad Competition when everyone thinks he is just an ordinary student.