seabed

seabed — 名詞

1. the layer of rock, sand, or mud that forms the bottom of an ocean or sea

1.名詞B1
釋義

海床；海底

海洋底部的固體表面

the layer of rock, sand, or mud that forms the bottom of an ocean or sea

例句

The research vessel dropped a camera to film the seabed three kilometres below.

那艘研究船放下攝影機，拍攝三公里深的海床。

collocation: drop + to the seabed

Adina studied photographs of the seabed taken near a deep-ocean volcano.

Adina 研究了在深海火山附近拍攝的海床照片。

collocation: photographs of the seabed

常見搭配
  • on the seabed
  • the seabed + mining / exploration / mapping
  • lie / rest / sit on the seabed
  • drop / lower something to the seabed
  • seabed sediment / rock / terrain
  • map / survey the seabed
同義詞
  • seafloor

    the exact same meaning; preferred in scientific and technical writing

  • ocean floor

    equally common in general English; slightly less technical than seafloor

  • ocean bottom

    more general and informal; can also refer to the bottom of a large lake

文法句型

the seabed

on the seabed

用法筆記

Seabed is almost always used with the definite article the. In everyday conversation, ocean floor or sea floor are more common alternatives. This word appears frequently in news reports about underwater cables, deep-sea mining, and marine archaeology.

常見錯誤

❗ ‘The divers explored the seabed of Lake Geneva.’ ✅ ‘The divers explored the bottom of Lake Geneva.’ — Seabed refers only to the floor of an ocean or sea, not a lake.

❗ ‘The children played on the seabed at the beach.’ ✅ ‘The children played on the beach.’ — Seabed describes the deep ocean floor, not the sandy shore beside the water.

同根字

  • seafloor
    名詞B2

常見搭配

名詞搭配

  • seabed mining
  • seabed exploration
  • seabed mapping
  • seabed sediment
  • seabed terrain

常用片語

  • lie on the seabed
  • drop to the seabed
  • map the seabed
  • drill into the seabed
  • rest on the seabed

介系詞搭配

  • on the seabed
  • across the seabed
  • below the seabed
  • near the seabed