seawater

seawater — 名詞

1. the salty water that fills the oceans and seas covering most of the Earth's surf

1.名詞A2
釋義

海水

海洋中帶有鹽分的水

the salty water that fills the oceans and seas covering most of the Earth's surface

例句

Emre took a sample of seawater from the bay for his science project.

Emre 從海灣取了一些海水樣本，作為他的科學專題作品。

collocation: take a sample of seawater

The desalination plant removes the salt from seawater to make drinking water.

海水淡化廠把海水中的鹽分去除，製成飲用水。

collocation: remove salt from seawater

同義詞
  • salt water

    broader term; includes any water containing dissolved salt, not just ocean water

  • brine

    much more concentrated salt solution, either natural (salt lakes) or artificial; not the same as typical seawater

  • sea water

    alternative spelling of seawater, less common in modern usage

反義詞
  • fresh water

    water with very low salt content, found in rivers and lakes

文法句型

seawater + verb (as subject: Seawater contains …)

modifier: seawater + noun (seawater temperature, seawater levels)

用法筆記

Seawater is an uncountable noun and is never used with 'a' or in the plural form ('a seawater', 'seawaters'). It commonly appears as a modifier before other nouns, as in 'seawater temperature' or 'seawater intrusion'.

常見錯誤

❌The seawater in this bottle is from the beach.
✅The water in this bottle is from the beach.
💡Use 'seawater' only for water that is still in or directly from the sea, not for a sample already removed from its natural context.