‘男孩准备下楼,结果一不小心从楼梯上摔了下来,孩子发出嗷的声音.’如何翻译成英文啊?

‘男孩准备下楼,结果一不小心从楼梯上摔了下来,孩子发出嗷的声音.’如何翻译成英文啊?
‘男孩准备下楼,结果一不小心从楼梯上摔了下来,孩子发出嗷的声音.’如何翻译成英文啊?

‘男孩准备下楼,结果一不小心从楼梯上摔了下来,孩子发出嗷的声音.’如何翻译成英文啊?
the boy was about to climb down the stairs,when suddenly he fell and roll down the stairs,crying “ouch”loudly

嗷~嗷~嗷~嗷~哇~~~~~