突然责骂(或指责)
round on sb
to suddenly speak angrily to sb and criticize or attack them
He rounded on journalists, calling them'a pack of vultures'.他突然对记者大发雷霆,称他们是一帮乘人之危的家伙。
释义来自《牛津高阶英汉双解词典》第 9 版