Grandma can log into that robot and play hide-and-go-seek with her granddaughter for fifteen minutes every single night, when otherwise she might only be able to get to see her granddaughter once or twice a year.
外婆可以登录进入 Romo，跟孙女玩躲猫猫的游戏， 可以每天晚上都玩15分钟， 如果没有 Romo，她可能一年只有一两次机会见到自己的乖孙女。