brainwave

/ˈbreɪnweɪv/ (bre, ipa) · /ˈbreɪnweɪv/ (ame, ipa)

brainwave — 名詞

  • brainwavesingular
  • brainwavesplural

1. a smart idea that comes to you all at once, especially when you are trying to so

1.名詞B2
釋義

妙點子

突然想到的聰明做法

a smart idea that comes to you all at once, especially when you are trying to solve a problem

例句

Walid had a brainwave and moved the meeting to the cafe beside the library.

Walid 想到一個妙點子，把會議改到圖書館旁邊的咖啡館。

have a brainwave

While the printer jammed again, Sora had a brainwave and checked the paper tray.

印表機又卡紙時，Sora 靈機一動，去檢查紙匣。

同義詞
  • idea

    the broad everyday word, without the sudden or clever feeling

  • inspiration

    often suggests a more creative or artistic source

  • insight

    focuses on suddenly understanding something clearly

文法句型

have a brainwave

brainwave about + noun

用法筆記

Usually used with have when an idea suddenly appears in your mind. It often suggests a practical idea that quickly solves a small problem.

常見錯誤

❌I made a brainwave about the seating plan.
✅I had a brainwave about the seating plan.
💡The usual verb is 'have', not 'make'.

2. one of the weak electrical signals made by the brain while it is working, restin

2.名詞C1
釋義

腦波

腦內產生的微弱電訊號

one of the weak electrical signals made by the brain while it is working, resting, or sleeping

例句

Doctors watched Mateo's brainwaves while he slept in the clinic.

醫師在診所裡觀察 Mateo 睡覺時的腦波。

monitor brainwaves during sleep

A loud sound changed the pattern of Ayana's brainwaves on the screen.

一聲巨響讓螢幕上 Ayana 的腦波模式改變了。

同義詞
  • brain activity

    broader and less exact, because it can include more than electrical patterns

  • neural signal

    more technical and often used for one signal rather than the overall pattern

文法句型

monitor brainwaves

record brainwaves

用法筆記

This sense is mainly used in medical or scientific contexts. It often appears in the plural when people talk about patterns shown on a monitor.