不禁笑了起来 meaning in English

couldn’t helstart laughing

On hearing the joke we couldn ' t help laughing
一听到这笑话我们不禁笑了起来。
After a few minutes , i opened my eyes and happened to see one of masters books lying near my pillow . i opened it casually and on the page before me saw a story entitled my loving car came back ! i then smiled and knew i had already received my answer from our dearest master ching hai
几分钟后，我张开眼睛，刚好看到枕头旁有一本师父的书，我信手一翻，映入眼帘的是一则标题为重获爱车的故事，我不禁笑了起来，知道最亲爱的师父已经给我答案！