Fercon
abbr. ferrule-contact 套圈接触，套圈触点
🗣️ 情景例句
It's good that you went back.
你回去是对的。
We waved until the car was out of sight.
我们挥手直到汽车消失。
All those who have contributed towards the gift will sign their names in a large album which will be sent to the headmaster's home.
所有凑钱买此礼品的人都将自己的名字签在一本大签名簿上，签名簿将被送到校长的家里。