socket
noun [ C ] uk/ˈsɒk.ɪt/ us/ˈsɑː.kɪt/
(ELECTRICAL)
插座;插槽
the part of a piece of equipment, especially electrical equipment, into which another part fits
an electrical socket 电插座
a light socket 灯头
UK He had forgotten to plug the television into the mains socket. 他忘了把电视机插头插进墙上的插座里。
The air freshener plugs into a car's lighter socket. 空气清新器插头插在汽车点烟器插孔里。
(BODY PART)
（人体的）槽，臼
a part of the body into which another part fits
a tooth/eye socket 牙槽／眼窝
a ball-and-socket joint like the hip joint 像髋关节似的球窝关节