n.[C]

1. 塞子，栓；堵塞物
   She pulled the plug to let out the water.

   她拔起塞子放水。

2. 插頭，插塞
   Just put the plug in the socket and switch on the machine.

   只需將插頭插入插座並開動機器就行了。

3. （內燃機的）火星塞，點火栓
4. 消防栓
5. 口嚼香菸
6. 【口】（廣播或電視的）插播廣告；推薦，捧場
   put in a plug for a new product

   為一種新產品插播廣告

7. 【美】【口】有瑕疵商品；滯銷貨
8. 【俚】（用拳的）一擊；一槍；一顆子彈

vt.

1. 把……塞住，堵塞[（+up）]
   He plugged his ears with cotton balls.

   他用棉球塞住雙耳。

2. 【俚】槍擊；拳打
3. （在廣播或電視中）一再宣傳；大打廣告
   People are always plugging their books on TV talk shows.

   人們總是在電視訪談節目中一再推薦自己所寫的書。

   He's been plugging his new song on the radio.

   他一直在收音機上為他的新歌大打廣告。

4. 給……接通電源[（+in）]

vi.

1. 苦幹，苦讀[（+along/away）]
   She plugged away at her math.

   她埋頭攻讀數學。

2. 接通電源；連接[（+in）]
   You can plug into the international computer network.

   你可以連接上國際電腦網路。

3. 【俚】槍擊；打[（+at）]

n.

1. a piece of solid material fitting tightly into a hole and blocking it up.
   ▸a mass of solidified lava filling the neck of a volcano.
2. a device consisting of an insulated casing with metal pins that fit into holes in a socket to make an electrical connection.
   ▸informal an electrical socket.
3. informal a piece of publicity promoting a product or event.
4. a piece of tobacco cut from a larger cake for chewing.
   ▸ (also plug tobacco) tobacco in large cakes designed to be cut for chewing.
5. Fishing  a lure with one or more hooks attached.
6. N. Amer. informal a tired or old horse.
7. N. Amer. informal a baby's dummy.

v.

1. block or fill in (a hole or cavity).
2. (plug something in) connect an electrical appliance to the mains by means of a socket.
   ▸ (plug into) have or gain access to (an information system or area of activity).
3. informal promote (a product or event) by mentioning it publicly.
4. N. Amer. informal shoot or hit.
5. (usu. plug away) informal proceed steadily and laboriously with a task.