wavelength

wavelength — 名詞

1. In physics, the distance between one peak of a wave and the next identical peak

1.名詞B2
釋義

波長

波峰之間的距離或電波長度

In physics, the distance between one peak of a wave and the next identical peak of the same wave. For radio, it refers to the specific signal size that a station uses to broadcast its programmes.

例句

Gabriel adjusted the radio dial to find the correct wavelength for the news station.

Gabriel 轉動收音機的旋鈕，找到新聞臺的正確波長。

collocation: correct / right wavelength (radio)

Blue light has a shorter wavelength than red light in the visible spectrum.

在可見光譜中，藍光的波長比紅光短。

comparative: shorter / longer wavelength

同義詞
  • frequency band

    refers to a range of wavelengths, not a single measurement

  • spectrum

    broader term for the full range of electromagnetic waves, not a specific value

文法句型

wavelength + of + noun

on + determiner + wavelength

用法筆記

Often used with 'on' when referring to radio: 'on a wavelength.' In physics, the plural 'wavelengths' is common when comparing different types of wave.

常見錯誤

❌The wavelength of this radio station is 98.5 FM.
✅The frequency of this radio station is 98.5 FM.
💡Wavelength and frequency are related but different; FM dials show frequency, not wavelength.
❌Sound has a more longer wavelength than light.
✅Sound has a longer wavelength than light.
💡'More' is not needed before a comparative adjective.

2. A shared viewpoint or communication style that helps two or more people understa

2.名詞B2
釋義

共鳴；默契

想法或溝通方式一致

A shared viewpoint or communication style that helps two or more people understand each other easily and cooperate well.

例句

Owen and Joshua are on the same wavelength when it comes to planning group trips.

Owen 和 Joshua 在規劃團體旅遊這方面很有默契。

idiom: on the same wavelength (about / when it comes to)

The two musicians were on the same wavelength, creating harmonies that felt effortless.

那兩位音樂家頻率相同，配合起來毫不費力。

同義詞
  • rapport

    a close, harmonious relationship; more formal

  • chemistry

    natural personal connection; often used for romantic or team dynamics

  • connection

    general feeling of understanding; broader in meaning

反義詞

文法句型

on the same wavelength

on a different wavelength

用法筆記

Used almost exclusively in the fixed phrase 'on the same wavelength' or 'on a different wavelength.' This is a figurative, informal expression that does not refer to actual physics.

常見錯誤

❌We are in the same wavelength.
✅We are on the same wavelength.
💡Always use 'on', not 'in'.
❌We have the same wavelength about music.
✅We are on the same wavelength about music.
💡Use the 'on the same wavelength' structure, not as a standalone noun.