operator前面加a还是an
operator前面加an。 operator 美 [ˈɑpəˌreɪtər] 英 [ˈɒpəˌreɪtə(r)] n.算子;接线员;操作人员;骗子 网络:操作员;运算符;运算子 复数:operators 例句:Here's how the system works: An operator sits at a computer with a webcam and special teleoperation software developed by ATR....