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电路板 (diàn lù bǎn) — circuit board, printed circuit board (PCB)

Definition

noun
circuit boardprinted circuit board (PCB)
Measure word · 块

Examples

  • 电路板。
    Zhè kuài diàn lù bǎn shì shǒu jī de hé xīn bù jiàn.
    This circuit board is the core component of a mobile phone.
  • 电路板。
    Gōng chéng shī zhèng zài jiǎn chá diàn lù bǎn shàng de hàn diǎn.
    The engineer is checking the solder joints on the circuit board.
  • 电路板，。
    Diàn nǎo de diàn lù bǎn shāo huài le, xū yào gēng huàn.
    The computer's circuit board is burnt and needs replacement.

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.

电路circuit
电diànelectricity路lùpath
偏正Modifier + head
板bǎnboard

电 gives electricity, 路 gives path, and 板 gives board, together forming a circuit board.

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.

This origin belongs to the traditional form 電; 电 is its simplified writing.

Meaning part形符xíngfú
雨雨yǔrain
Sound part声符shēngfú
申
申shēn電diàn
The sound has drifted apartThe sound part was a clue two thousand years ago — it often still helps, but not always.

For the traditional form 電, 雨 (rain) sits with 申, read shēn and meaning lightning.

Open 电 →

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
足足zú
Sound part声符shēngfú
各
各gè路lù
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 →

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
木木mùtree
Sound part声符shēngfú
反
反fǎn板bǎn
Close in sound todayThe sound part was a clue two thousand years ago — it often still helps, but not always.

板 pairs 木 (tree) with 反 as a sound part.

Open 板 →
Appears in
Technology & Engineering

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