前仰后合[qián yǎng hòu hé]
词典stagger forward and back：前仰后合。
词典be convulsed with laughter：捧腹大笑；前仰后合。
词典laugh oneself into convulsions [fits]
词典danci.911chaxun.com
词典laugh oneself helpless：前仰后合。
前仰后合[qián yǎng hòu hé]
stagger forward and back; be convulsed with laughter; laugh oneself into convulsions [fits]; laugh oneself helpless (into convulsions); rock [shake] forwards and backwards with laughter
1. 911查询·英语单词
1. laugh off one's head：89. 守株待兔:wait for gains without pains, | 90. 前仰后合:laugh off one's head, | 91. 锦上添花:make good better.