超音速 (chāo yīn sù) — supersonic speed

Definition

noun
supersonic speed

Examples

  • 超音速。
    Zhè jià fēi jī néng yǐ chāo yīn sù fēi xíng.
    This aircraft can fly at supersonic speed.
  • 超音速。
    chāo yīn sù Jì shù yǐ jīng yìng yòng yú mín yòng háng kōng.
    Supersonic technology has been applied to civil aviation.
  • 超音速。
    Tū pò chāo yīn sù shì yí gè zhòng yào de kē xué chéng jiù.
    Breaking through the supersonic barrier is an important scientific achievement.

Origin

Compound word
构词法gòucífǎ
偏正piānzhèngModifier + head

The first part narrows down the second: it says what kind of thing the head is.

超音exceeds sound
超chāoexceed音yīnsound
动宾Verb + object
速sùspeed

超 means exceed, 音 means sound, and 速 means speed, so the word denotes speed beyond sound.

Characters in this word

Most characters — around four in five — are built this way: one part hints at the meaning, the other at the pronunciation.

Meaning part形符xíngfú
走走zǒurun
Sound part声符shēngfú
召
召zhào超chāo
Close in sound todayThe sound part was a clue two thousand years ago — it often still helps, but not always.

超 pairs 走, meaning “run,” with 召, which gives the sound.

Open 超 →

An abstract idea shown by a mark or a diagram rather than by a picture of an object.

音 adds a short stroke that seals the mouth-like part, showing a covered or muffled sound rather than speech.

Open 音 →

Most characters — around four in five — are built this way: one part hints at the meaning, the other at the pronunciation.

Meaning part形符xíngfú
辵辵chuò
Sound part声符shēngfú
束
束shù速sù
Close in sound todayThe sound part was a clue two thousand years ago — it often still helps, but not always.

速 pairs 辵, the walking part, with 束, which is used for its sound; the walking part fits the meaning of moving fast.

Open 速 →

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