additional

additional — 形容詞

1. describing something that comes on top of what you already have, expected, or fi

1.形容詞B2
釋義

額外的；附加

在原本之外再增加的

describing something that comes on top of what you already have, expected, or first talked about, increasing the total amount or number.

例句

Mei hired two additional staff members to handle the busy summer season.

瑪雅多聘了兩名員工，以因應夏季的忙碌旺季。

additional + plural countable noun

Passengers must pay an additional fee for each suitcase over 20 kilos.

每件超過二十公斤的行李，旅客都必須額外支付一筆費用。

additional + singular countable noun

同義詞
  • extra

    more everyday and flexible; works both before a noun and after 'be' (the cost is extra)

  • further

    often used for more steps, action, or information rather than physical things; slightly more formal

  • supplementary

    formal; suggests something added to support or complete a main item, e.g. supplementary materials

  • added

    stresses that something has been put on top of what was there before; common in 'added cost / added bonus'

文法句型

additional + noun

用法筆記

Almost always used before a noun (attributive). Cannot stand alone after a linking verb — say 'the cost is extra', not 'the cost is additional'.

常見錯誤

❌The fee is additional.
✅There is an additional fee.
💡'additional' goes before a noun; use 'extra' after a linking verb.
❌I need additional of water.
✅I need additional water.' or 'I need more water.
💡'additional' modifies a noun directly, with no 'of'.