Definition
to deliberately terminate a phone call
掛斷電話
He decided to ring off when the conversation became awkward.
他決定在對話變得尷尬時掛斷電話。
She rang off because she didn't want to hear his complaints anymore.
她掛斷了電話，因為她不想再聽他的抱怨。
Remember to ring off before the call charges increase.
記得在通話費用增加前掛斷電話。