Correct or improve the translation of the following English sentences.原文：A delighted giggle cut through the severe silence. The ice was broken. We all laughed. 译文：一阵咯咯的笑声打破了严肃而沉寂的气氛。冰打破了。大家都笑了起来。改译：
一阵咯咯的笑声打破了严肃而沉寂的气氛。谁也不拘束了，大家都笑了起来。
Correct or improve the translation of the following English sentences.原文：A delighted giggle cut through the severe silence. The ice was broken. We all laughed. 译文：一阵咯咯的笑声打破了严肃而沉寂的气氛。冰打破了。大家都笑了起来。改译：
一阵咯咯的笑声打破了严肃而沉寂的气氛。谁也不拘束了，大家都笑了起来。
