雷声大，雨点小
Contents
Thunder and rain
　　Explanation: Build momentum metaphor work efficiency is very large, but very little real action.
　　Source: Original Song, Buddhism, Taoism, "Jing Chuan Deng recorded" Volume eighteen great thunder, no rain. "
　　Examples: No shameless thief goods header that such ~, playing miles miles chaos, and to the meantime, not how to. ★ Minglan Ling Xiao Xiao Sheng, "Jin Ping Mei" Article Back
No. 2
　　Metaphor is all very daunting, or plan to be very large and little action.
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No. 3
　　"Zen Master Jing Photobucket benefits recorded in the text": "great thunder, no rain." After the "thunder and no rain" metaphor is all very powerful and dynamic, or plan to be very large and very real action less. "Jin Ping Mei" Article back to: "lotus listened to Yuk House, said: 'pirate goods without shameless! In advance that such thunder but no rain, random play miles miles, and to the meantime, not how the . '"Lu Xun" 且介亭杂文 compiled by Taiyanxiansheng and think of the end of the Anecdotes ":" finished topic a bit hesitant, afraid of empty words than this, that is, saying the so-called' thunder and no rain '. "
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No. 4
　　雷声大，雨点小 ( léi shēng dà，yǔ diǎn xiǎo )
　　解 释 比喻做起事来声势造得很大，实际行动却很少。
　　出 处 宋·释道原《景德传灯录》卷二十八：“雷声甚大，雨点全无。”
　　示 例 贼没廉耻的货，头里那等～，打哩乱哩，及到其间，也不怎么的。（明·兰陵笑笑生《金瓶梅词话》第二十回）
佛教百科
　　【雷声大，雨点小】　　原为禅语。《景德传灯录·大法眼文益禅师》载：“有僧问：‘从上宗乘事如何履践？’文益答道：‘雷声甚大，雨点全无。’”这句机锋话的含意是说，该僧提出了一个大问题，来势很大，但是完全没有“见性”。文益主张“佛法现成，一切具足”；“不著他求，尽由心造”。提出“如何履践”之类问题，就不免涉于“他求”而不“现成”了。后俗语衍为“雷声大，雨点小”，谓虚张声势，说得多，做得少。如鲁迅《因太炎先生而想起的二三事》：“写完题目，就有些踌蹰，怕空话多于本文，就是俗语之所谓‘雷声大，雨点小’。”（李明权）