plug

塞子, 栓, 插头

blockage consisting of an object designed to fill a hole tightly; an electrical device with two or three pins that is inserted in a socket to make an electrical connection

插入, 塞住, 接插头

fill or close tightly with or as if with a plug; persist in working hard

被塞住

fill or close tightly with or as if with a plug; persist in working hard

插头