idiom > rock
Contents
Laughter
  Explanation: Body back and forth. Described was bending beneath laugh or sleepy look.
  Usage: Joint type; as adverbial, complement; describe the way standing firm
  Source: Yuan High Wenxiu "encounter Emperor" First off: "moved, after the former co-Yang, leave, this Jiuxing frenzied."
  Examples: His story has not finished, the students had a smile ~.
qián yǎng hòu hé
  Body sway before and after - many refer to laugh when
Translated by Google
No. 3
  Convulsed with laughter
Translated by Google
That the body before and after the shaking, can not exercise self-restraint
  That the body before and after the shaking, not self-sustaining. Described more like laughing. "Jin Ping Mei," the 40th back: "to laugh at these two Li Pinger." "Dream of Red Mansions," the fourth two back: "everyone listened, the more uproarious laughter of the rock with laughter." "Dream of Red Mansions," the seventh 3 Back to: "was very hot so a tea candle in the next cut, all those little sleepy up rock with laughter." Guo Chengqing "Broadsword" Chapter XII: "Some smiled holding his stomach rock with laughter."
Translated by Google
No. 5
  成语:前仰后合
  发音:qián yǎng hòu hé
  解释:身体前后晃动。形容大笑或困倦得直不起腰的样子。
  出处:明·兰陵笑笑生《金瓶梅词话》第四十回:“把李瓶儿笑的前仰后合。”
  示例:众人听了,越发哄然大笑的~。 ★清·曹雪芹《红楼梦》第四十二回。
  语法:偏正式;作谓语、宾语;指经过困难而成好朋友
  近义词:前合后仰、东倒西歪、前合后偃
English Expression
  1. n.:  rock
  2. v.:   stagger,   totter
Thesaurus
dilapidated, Former co- hypsokinesis, rock
Antonym
Stand up, Towering tower
Containing Phrases
scream with laughter