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螺栓 (luó shuān) — bolt (mechanical fastener), screw bolt

Definition

noun
bolt (mechanical fastener)screw bolt
Measure word · 颗

Examples

  • 螺栓。
    Tā xū yào yì bǎ bān shǒu lái níng jǐn zhè ge luó shuān.
    He needs a wrench to tighten this bolt.
  • 螺栓，。
    Zhè ge luó shuān de xíng hào bú duì, dé huàn yí gè.
    The model of this bolt is wrong; it needs to be replaced.
  • 螺栓。
    Jī qì shàng de jǐ gè luó shuān yǐ jīng shēng xiù le.
    Several bolts on the machine have rusted.

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.

螺luóspiral
栓shuānbolt

“螺栓” uses “螺” (spiral or screw) to describe the threaded “栓” (bolt).

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

螺 combines 虫, a part associated with creatures, with 累, which gives the sound.

Open 螺 →

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mùwood
Sound part声符shēngfú
全
全quán栓shuān
Close in sound todayThe sound part was a clue two thousand years ago — it often still helps, but not always.

栓 pairs 木 (wood) with 全 as a sound part; the source describes it as a wooden peg.

Open 栓 →
Appears in
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