Thunder and heavy rain
The synonym "big thunder" and "small raindrop" generally refers to "small thunder and heavy rain" and "small thunder and heavy rain".
explain
The metaphor is very powerful, but it has little ability.
source
In Song Dynasty, Shi Daoyuan's "Jingde Zhuandeng Lu" Volume 28: "the thunder is very loud, there is no rain."
Examples
It's not very easy for a thief to have shameless goods. The 20th chapter of Jin Ping Mei CI Hua
Xiehouyu
The thunder is loud, the rain is small.
As the saying goes, the sound of thunder and little rain can also be regarded as crying, only making a sound and not really shedding tears
The thunder is loud
Wu Shi Lang: Thunder (Hu Yu Wei)
Lei Shengda (male, 25 years old): a handsome and well-to-do son of a wealthy family. He is also born with his sister Xiaoyu. He believes in love at first sight and can't extricate himself from meeting his daughter Shilang. Extremely egocentric, even if Shilang repeatedly refused, still firmly believe that one day with Shilang can blossom and bear fruit. Lu Chi has no sense of direction and often gets lost. Cheerful personality, in the face of any setbacks can still smile to welcome people.
Chinese PinYin : léi shēng dà,yǔ diǎn xiǎo
The thunder is loud, the rain is small
history is full of such instances. shǐ bù jué shū
stroll about and start dancing. pó suō qǐ wǔ
The oil is dry and the grass is dry. yóu gān dēng cǎo jìn