1. C 插头，插座　device for making an electrical connection
2. C 塞子，栓　piece of rubber, metal, etc. used to block a hole

　insert the ～ in the socket　把插头插到插座内
　pull out the ～　拔出插头
　pull the ～　拔掉塞子
　pull the ～ on the project　中止某工程
　put in a ～ for　为…做宣传
　sparking ～　火花塞
　spark ～　火花塞

　They used electricity from a plug in the garage.　他们通过车库插座取电。
　She pulled out the plug of the bathtub.　她拔下浴缸的塞子。

1. vt. & vi.插上插头　 push into an electric socket to connect the electricity supply with a plug
2. vt.以（塞子）塞住　 block with a plug

　～ the cracks　堵裂缝
　～ apparently　明显地堵住
　～ arduously　艰难地堵住
　～ completely〔wholly〕　彻底地堵住
　～ comprehensively　全面地堵住
　～ discreetly　谨慎地堵住
　～ effectually〔efficiently〕　有效地堵住
　～ eventually　终于堵住
　～ firmly　牢固地堵住
　～ fundamentally　基本上堵住
　～ gradually　逐渐堵住
　～ immediately　立即堵住
　～ impartially　不偏不倚地堵住
　～ ingeniously　巧妙地堵住
　～ insistently　紧急地堵住
　～ instinctively　本能地堵住
　～ partially　部分地堵住
　～ properly　适当地堵住
　～ satisfactorily　满意地堵住
　～ selectively　有选择地堵住
　～ slowly　慢慢堵住
　～ successfully　成功地堵住
　～ temporarily　临时堵住
　～ unexpectedly　意外地堵住
　～ unflaggingly　悄悄地堵住
　～ untimely　过早地堵住
　～ wilfully　故意地堵住
　～ up　堵塞
　～ in　插上…的插头，堵住…上的洞

　Use this wad of cloth to plug the barrel.　用这软布把桶塞上。
　He plugged the cracks with paper.　他用纸堵住裂缝。
　He's been plugging his new book.　他一直在大肆宣传他的书。

 ♣ plug away at　(v.+adv.+prep.)
　拼命地学　study intensively
　She keeps plugging away at French.　她一直在拼命地学法语。
 ♣ plug in　(v.+adv.)
　插上电源的插头；堵住…上的洞　connect to a supply of electricity with a plug; block the hole in sth
　The girl let her mother plug in the TV set.　女孩叫母亲插上电视机的插头。
　The workers plugged the hole in the gas pipe.　工人们堵住了煤气管道上的洞。
　We must plug the hole in the rowboat.　我们必须把划艇的洞堵住。
　Use this to plug the hole in your tooth.　用这个堵你的牙洞。
 ♣ plug up　(v.+adv.)
　堵塞　enclose with a plug
　The coffee grains plugged up the kitchen drain.　咖啡渣堵塞了厨房的下水道。

　［词源］中古荷兰语plugge（塞子，堵，塞）