回路 (huí lù) — (electronics) return circuit, loop; (general) loop, circuit

Definition

noun
(electronics) return circuitloop(general) loopcircuit
Measure word ·

Examples

  • 回路
    Zhè ge diàn lù de huí lù shè jì xū yào yōu huà.
    The return circuit design of this circuit needs optimization.
  • 回路
    Chéng xù xiàn rù le wú xiàn huí lù, wú fǎ zhèng cháng tuì chū.
    The program got stuck in an infinite loop and couldn't exit normally.
  • 回路
    Lěng què xì tǒng zhōng de shuǐ tōng guò yí gè fēng bì huí lù xún huán.
    The water in the cooling system circulates through a closed loop.

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.

huíreturn
path

回 suggests returning, and 路 is the path, together describing a return path or circuit.

Characters in this word

A drawing of the thing itself, worn down over three thousand years into a few strokes.

回 comes from a drawing of a spiral, showing something turning around.

Open 回 →

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
Sound part声符shēngfú
The sound has drifted apartThe sound part was a clue two thousand years ago — it often still helps, but not always.

路 combines 足, a foot, with 各, which supplies the sound.

Open 路 →

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