"Impregnable" • Chinese-English Dictionary
| 坚不可摧 | jiān bù kě cuī | (idiom) invulnerable / indestructible / impregnable |   |
| 众志成城 | zhòng zhì chéng chéng | unity of will is an impregnable stronghold (idiom) | |
| 金汤 | jīn tāng | impregnable fortress (abbr. for 金城湯池|金城汤池[jin1cheng2-tang1chi2]) | |
| 金城汤池 | jīn chéng tāng chí | impregnable fortress | |
