coaster

/ˈkəʊstə(r)/ (bre, ipa) · /ˈkəʊstər/ (ame, ipa) · /ˈkō-stər/ (ame, mw)

coaster — noun

  • coastersingular
  • coastersplural

1. a small disc-shaped piece of cork, wood, ceramic, or other material placed under

1.名詞B1
釋義

a small disc-shaped piece of cork, wood, ceramic, or other material placed under a glass or cup to prevent heat, cold, or liquid from harming the surface of a table or desk.

例句

Lucia placed her coffee cup on a cork coaster to protect the wooden table.

collocation: cork coaster / bamboo coaster / ceramic coaster

The waiter brought coasters to the table before serving the hot drinks.

同義詞
  • mat

    much more general; can refer to doormats, placemats, or yoga mats — not specific to drink protection

  • trivet

    designed for hot pots and pans from the oven, not typically for cold drinks

  • beer mat

    British term for a coaster, especially used in pubs for beer glasses

文法句型

countable noun

用法筆記

The material of a coaster is often mentioned — common types include cork, bamboo, ceramic, and stone coasters.

常見錯誤

❌I put a mat under my coffee cup.
✅I put a coaster under my coffee cup.
💡A mat is a general floor or table covering; a coaster is specifically for holding drinks.

2. a ship that travels along a country's coastline, carrying goods or passengers be

2.名詞B2
釋義

a ship that travels along a country's coastline, carrying goods or passengers between ports that lie on the same coast instead of crossing oceans.

例句

A small coaster delivered fresh fruit from one port town to the next along the coast.

collocation: coastal shipping / coaster route

Diego worked on a wooden coaster that sailed between villages carrying fish and supplies.

同義詞
反義詞
  • ocean liner

    a large ship that crosses oceans rather than travelling along a single coast

文法句型

countable noun

常見錯誤

❌The tanker crossed the ocean to deliver oil.' (when describing coastal shipping)
✅The coaster carried goods between ports along the coast.
💡A coaster sails near the coast, not across oceans.

3. a person who lives in a region next to the sea, especially someone whose daily l

3.名詞B2
釋義

a person who lives in a region next to the sea, especially someone whose daily life or identity is closely tied to the coast.

例句

As a lifelong coaster, Amara knew every hidden beach along the shoreline.

collocation: lifelong coaster

The Watanabe family have been coasters for three generations and run a small seafood restaurant.

同義詞
反義詞
  • inlander

    someone who lives far from the coast, in the interior of a country

文法句型

countable noun

常見錯誤

❌The waiter is a coaster who brings drinks.' (confusing with sense 1)
✅The waiter comes from a fishing village; he is a coaster.
💡A coaster as a person means a coastal resident, not someone who uses coasters.