plug
/plʌg; plʌɡ/ n
1
(a) piece of metal, rubber or plastic that fits tightly into a hole (eg in a barrel, wash-basin, bath, etc) 塞子（如用以塞大桶、 洗脸池、 浴缸等的）
Pull (out) the plug and let the water drain away. 拔掉塞子, 把水放掉.
He put plugs in his ears because the noise was too loud. 因为太吵闹了, 他用耳塞堵住了耳朵.
(b) (US) = stopper.
2
(a) device with metal pins that fit into holes in a socket to make an electrical connection 插头; 插塞
a three-/two-pin plug 三线[双线]插头
Put the plug in the socket. 把插头插入插座里.
I'll have to change the plug on the hair drier. 我得更换吹风机的插头了. =>illus at socket 见socket插图.
(b) (infml 口) electric socket 插座.
3 = sparking plug (spark).
4 (infml 口) piece of favourable publicity in the media for a commercial product, eg a record or book （在传播媒介中插入宣传商品的）推销广告（如宣传唱片或书的）.
5
(a) cake or stick of pressed or twisted tobacco 板烟.
(b) piece of this cut off for chewing 口嚼烟（切成小块的板烟）.
6 (idm 习语) pull the plug on sb/sth => pull2. plug, v (-gg-)
1 [Tn, Tn.p] ~ sth (up) fill (a hole) or stop up sth with a plug 用塞子堵（洞）
plug a leak in the barrel 用塞子堵住大桶的漏洞.
2 [Tn] (infml 口) mention (sth) favourably in the media, esp repeatedly （在传播媒介中）宣传（某事物）（尤指反覆地）
They've been plugging his new show on the radio. 他们一直在电台上宣传他的新节目.
3 [Tn] (infml 口 esp US) shoot or hit (sb) 射击或打（某人）.
4 (phr v) plug away (at sth) work hard and steadily (at sth) （对某事物）努力不懈地干
She's been plugging away at her French lessons for months. 她已刻苦攻读法语数月. plug sth in connect (sth) to the electricity supply with a plug(2a) 用插头将（某物）与电源接通
Plug in the radio, please. 请把收音机的插头插上.
The recorder wasn't plugged in. 录音机的插头没插上.