1 General Lü Meng 呂蒙|吕蒙 of the southern state of Wu (idiom); model of self-improvement by diligent study (from unlettered soldier to top strategist of Wu)
蒙在鼓里
méng zài gǔ lǐ
1 lit. kept inside a drum (idiom)
2 fig. completely in the dark
童叟无欺
tóng sǒu wú qī
1 cheating neither old nor young (idiom); treating youngsters and old folk equally scrupulously
2 Our house offers sincere treatment to all and fair trade to old and young alike.
童言无忌
tóng yán wú jì
1 children's words carry no harm (idiom)
蒙昧无知
méng mèi wú zhī
1 benighted (idiom)
2 ignorant
返老还童
fǎn lǎo huán tóng
1 to recover one's youthful vigor
2 to feel rejuvenated (idiom)
金童玉女
jīn tóng yù nu:3
1 lit. golden boys and jade maidens (idiom)
2 attendants of the Daoist immortals
3 fig. lovely young children
4 a golden couple
5 (of a couple who are in the public eye) a lovely young couple