plug的中文意思、音标与词形变化

n. 塞子, 栓, 插头 vt. 插入, 塞住, 接插头 vi. 被塞住

n. blockage consisting of an object designed to fill a hole tightly n. an electrical device with two or three pins that is inserted in a socket to make an electrical connection v. fill or close tightly with or as if with a plug v. persist in working hard