一把钥匙开一把锁 (一把鑰匙開一把鎖) yī bǎ yàoshi kāi yī bǎ suǒ

yī bǎ yàoshi kāi yī bǎ suǒ phrase One key opens one lock.; There is a different solution for each problem.
Domain: Proverb 谚语
Notes: (CC-CEDICT '一把鑰匙開一把鎖')