escalate
🇺🇸
/ˈeskəleɪt/
🇬🇧
/ˈeskəleɪt/
to become or make something much worse or more serious
The argument began to escalate when they started shouting at each other.
当他们开始互相大喊大叫时,争论开始升级了。
to take a problem to someone higher up for help
I had to escalate the complaint to the manager when the staff couldn't help me.
当员工无法帮助我时,我不得不将投诉上报给经理。