stuttering
n. 口吃;结巴
例句
He had to stop talking because if he'd kept on, the stuttering would have started.
他不得不停止讲话,因为如果他继续下去,口吃就会发作。
《柯林斯英汉双解大词典》
When I entered high school, I almost stopped stuttering.
当我进入高中时,我几乎不再口吃了。
Not stupid, just stuttering.
不是蠢,只是口吃。