plug
名词 plug:
blockage consisting of an object designed to fill a hole tightly
a wad of something chewable as tobacco
同义词:chew, chaw, cud, quid, wad
blatant or sensational promotion
electrical device that fits into the cylinder head of an internal-combustion engine and ignites the gas by means of an electric spark
同义词:spark plug, sparking plug
an electrical device with two or three pins that is inserted in a socket to make an electrical connection
同义词:male plug
an upright hydrant for drawing water to use in fighting a fire
同义词:fireplug, fire hydrant
an old or over-worked horse
动词 plug:
fill or close tightly with or as if with a plug
persist in working hard
同义词:plug away
deliver a quick blow to
同义词:punch
make a plug for; praise the qualities or in order to sell or promote