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銅牆鐵壁

简 铜墙铁壁 · 繁 銅牆鐵壁
Mandarin · pinyin tóng qiáng tiě bì

Meanings

  1. copper wall, iron bastion (idiom); impenetrable defense
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Characters in this entry

銅
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牆
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鐵
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壁
bì · partition wall; walls of a house; 14th lunar mansion, determinative star γ Pegasi (Algenib)
铜
tóng · copper, brass, bronze
墙
qiáng · wall
铁
tiě · iron; strong, solid, firm
Written characters and their own readings; the entry’s pronunciation is shown above.

Explore the spelling

Entries containing 銅牆鐵壁 ↗Words written with 銅 ↗Words written with 牆 ↗Words written with 鐵 ↗Words written with 壁 ↗Words written with 铜 ↗Words written with 墙 ↗Words written with 铁 ↗

Mandarin tones

2–2–3–4 · tong2 qiang2 tie3 bi4

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Connected dictionary

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Compare dictionary sources Wiktionary · 2 senses · 1 Cantonese reading

Rime Cantonese 粵拼

tung4 coeng4 tit3 bik1

Cantonese word readings for 銅牆鐵壁. This lexicon supplies readings, not definitions.

CanCLID contributors · CC BY 4.0 · source & license · Data pack

tung4 coeng4 tit3 bik1

Pleco · CC BY-SA 3.0 · Word reading; meanings not aligned.

Wiktionary English definitions · Chinese section

Independent source senses for this spelling, with usage labels retained. Not matched to the pronunciation above.

phrase

  1. (idiomatic) impregnable and indestructible wall or barrier
  2. (figuratively) something very firm and indestructible

Source page · dump 2026-09-02 · Contributors & history

Wiktionary contributors · CC BY-SA 4.0 · source & license · Data pack