“吼叫声”用英语怎么说？

她被狮子的吼叫声吓呆了.She was frightened by the roars of a lion.接下去的发言者试图让人们听他讲话, 但被人群的吼叫声压了下去.The next speaker tried to make himself heard, but the crowd roared him down.当我把我写的关于潘科夫斯基的文件送交传阅时, 这份文件引起了愤怒的吼叫声.When I circulated my P...