jacket
jacket — noun
1. a short garment that people wear over a shirt or blouse, with sleeves and a fron
a short garment that people wear over a shirt or blouse, with sleeves and a front opening, to keep warm or to complete an outfit
Putri wore a warm jacket to school because it was cold outside.
collocation: wear + jacket for warmth
The red jacket on the hook belongs to my elder brother.
Zola took off her jacket as soon as she came indoors.
A jacket with a zipper is easier to put on than one with buttons.
I bought this leather jacket from the shop near the station.
常見錯誤
2. a removable paper or plastic cover that wraps around a book to protect it and of
a removable paper or plastic cover that wraps around a book to protect it and often shows the title, the writer's name, and a picture
The dust jacket of this novel has a beautiful painting on it.
collocation: dust jacket
Diya kept the jacket on her textbook to keep it clean.
The book jacket said it was a true story based on real events.
Libraries often remove the paper jacket before putting books on the shelf.
- dust jacket
the exact term for a removable paper cover on a hardback book
- dust cover
less common alternative for dust jacket
用法筆記
Often called a 'dust jacket' or 'dust cover'. The jacket is not part of the book itself — it is a separate wrapper that can be taken off.
常見錯誤
3. an outer layer or casing that wraps around an object, such as a pipe, wire, or r
an outer layer or casing that wraps around an object, such as a pipe, wire, or record, to protect it or to keep heat or electricity inside
The rubber jacket around the wire keeps the electricity from escaping.
collocation: rubber jacket / plastic jacket
Tamás pulled the record from its cardboard jacket and put it on the turntable.
A thick foam jacket covers the pipe to stop heat from being lost.
The jacket of this cable is made of strong plastic that will not melt easily.
用法筆記
In technical contexts, this sense often appears as part of a compound: 'pipe jacket', 'cable jacket', 'record jacket'. The material is usually mentioned (rubber, plastic, foam, cardboard).
4. the brown outer layer that covers a potato, especially when it has been baked an
the brown outer layer that covers a potato, especially when it has been baked and the surface becomes crunchy or firm
Salma ate the whole baked potato, including the crispy jacket.
British English: jacket = potato skin
Jacket potatoes are a popular dish served with butter and cheese.
collocation: jacket potato
The chef recommends rubbing oil on the jacket before baking to make it crunchy.
Some people eat only the soft inside and leave the jacket on the plate.
用法筆記
This sense is most common in British English. The phrase 'jacket potato' (a baked potato served with the skin on) is a set expression in the UK, far more common than using 'jacket' alone to mean potato skin.
jacket — verb
1. to put a protective outer layer around something, such as a pipe, cable, or cont
to put a protective outer layer around something, such as a pipe, cable, or container, to insulate it or keep it safe from damage
The workers jacketed the steam pipes with thick foam to reduce heat loss.
pattern: jacket + object + with + material
Each wire inside the device is jacketed in plastic to prevent short circuits.
passive: be jacketed in + material
The team jacketed the water tank before the winter storms arrived.
Engineers jacketed the underwater cable with multiple layers of rubber and steel.
文法句型
jacket + object + with/in + material
用法筆記
This verb is primarily used in technical and industrial contexts. It is almost always followed by 'with' or 'in' to specify the covering material. The passive form ('be jacketed with') is very common.