This is the 6534th most frequent Chinese word.
斩断
"斩断" means "to cut off" or "to sever."
"斩断" here means to cut or sever something, typically using a sharp tool.
他用刀斩断了那条绳子。
He cut the rope with a knife.
"斩断" in this context is used metaphorically to mean to break or end an abstract connection.
她尝试斩断自己与过去的联系。
She tried to sever her ties with the past.
"斩断" is used metaphorically to mean addressing or eliminating the source of an issue decisively.