necessitate

IPA/nəˈsesɪteɪt/
KK[nəsˈɛsətˌet]IPA/nəˈsesɪteɪt/

necessitate — 動詞

  • necessitatepresent simple I / you / we / they
  • necessitateshe / she / it
  • necessitatedpast simple
  • necessitating-ing form

1. to bring about a situation in which something or some action becomes required, u

1.動詞及物C1
釋義

使必要；迫使

因前提情況而導致某事或某行動成為必需

to bring about a situation in which something or some action becomes required, usually as a consequence of a prior event or condition.

例句

The heavy snowfall in the mountains necessitated the closure of three school districts on Monday.

山區的大雪使週一三個學區不得不停課。

necessitate + noun (closure) — typical formal report register

Eitan's broken ankle will necessitate using crutches for at least six weeks.

Eitan 的腳踝骨折，將使他至少六週都得使用拐杖。

necessitate + -ing form, a very common pattern

常見搭配
  • necessitate a change
  • necessitate further investigation
  • necessitate the closure of
  • be necessitated by
同義詞
  • require

    much more common; works in both everyday and formal speech

  • demand

    stronger feel of urgency; subject is often a situation or principle

  • entail

    highlights that the consequence follows logically, not just practically

反義詞
  • preclude

    to make impossible rather than required

  • obviate

    formal: to remove the need for something

文法句型

necessitate + noun

necessitate + -ing form

be necessitated by + noun

用法筆記

Subject is typically an event, condition, or change (snowfall, rule, decision) rather than a person; the thing necessitated is the response or consequence. Frequently passive in reports and academic writing.

常見錯誤

I necessitate help with the project.
I need help with the project.
people don't necessitate things; events do. Use 'need' or 'require' for personal needs.
The teacher necessitated the students to study harder.
The teacher required the students to study harder.
necessitate does not take a 'someone to do' object; use 'require' for that pattern.

同根字

常見搭配

名詞搭配

副詞搭配

  • thereby necessitating
  • often necessitates
  • may necessitate

常用片語

  • necessitate the use of
  • necessitate further action
  • be necessitated by circumstances

介系詞搭配

  • necessitated by