convulsed with laughter

• 笑得直不起腰

convulsed with laughter的用法和样例：

例句

1. She curled up with laughter at his joke.
   他的笑话使她笑得直不起腰来。
2. Jane and Judy ran back to their bench two-double with laughter.
   珍和朱蒂跑回他们的长椅，笑得直不起腰来。