shelf

shelf — noun

1. A flat piece of wood, glass, or metal attached to a wall or fitted inside a piec

1.名詞A2
釋義

A flat piece of wood, glass, or metal attached to a wall or fitted inside a piece of furniture, used for keeping things on.

例句

Megan placed her new books on the shelf above her desk.

collocation: put/place + on the shelf

The glass shelves in the kitchen held jars of spices and dried herbs.

同義詞
  • ledge

    a narrow shelf-like surface, usually on a wall or a cliff, not inside furniture

  • rack

    a shelf or frame for holding specific items such as bottles, shoes, or documents

  • bookcase

    a piece of furniture with several shelves for books, not a single shelf

文法句型

a/the shelf

shelves

用法筆記

The plural is shelves (not 'shelfs'). Compound nouns like bookshelf, shelf space, and shelf life are very common.

常見錯誤

❌I put the books on the shelfs.
✅I put the books on the shelves.
💡the plural of shelf is shelves.
❌The store has a big shelve of magazines.
✅The store has a big shelf of magazines.
💡'shelve' is a verb, not a noun.

2. A slab or ledge of stone on a cliff face or beneath the sea surface, sometimes f

2.名詞B2
釋義

A slab or ledge of stone on a cliff face or beneath the sea surface, sometimes forming a wide underwater plain.

例句

The research ship mapped the continental shelf off the coast of Brazil.

term: continental shelf

Vinícius saw a flat shelf of rock where seabirds rested during the storm.

同義詞
  • ledge

    a narrower projecting piece of rock on a cliff; more general than shelf

  • ridge

    a long narrow top of a mountain or underwater feature, typically not flat

文法句型

a/the shelf

continental shelf

用法筆記

The term continental shelf refers to the shallow underwater edge of a continent, which is important in geography and law for defining territorial waters.