() - To insert a bolt or crossbar & to lock with a bolt

Tone 1

xū | 22 strokes | radical:

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To insert a bolt or crossbar;

to lock with a bolt;

a bolt or latch mechanism.

To insert a bolt or crossbarto lock with a bolta bolt or latch mechanism.

Usage highlights

Door boltLock boltInsert boltBronze boltIron boltBolt mechanism

Synonyms

  • door bolt, crossbar
  • bolt, plug

Usage & contexts

Examples

  • He bolted the door securely (门已鑐牢).
  • The ancient lock mechanism used a bronze bolt (青铜鑐).
  • Insert the bolt into the slot (将鑐插入槽中).

Collocations

  • Door bolt(门鑐)
  • Lock bolt(锁鑐)
  • Insert bolt(入鑐)
  • Bronze bolt(铜鑐)
  • Iron bolt(铁鑐)
  • Bolt mechanism(鑐机)

Idioms

  • Firm as a bolted door(固若金鑐)

Cultural background

FAQ
  • Primarily used in technical/mechanical contexts related to locking mechanisms.
  • Appears in classical texts describing architectural security features.
  • Rare in modern vernacular but preserved in technical terminology.

FAQ