효도filial piety 효자filial son; devoted son 충효loyalty and filial piety 효filial piety; filial duty 효녀filial daughter; devoted daughter 효부virtuous daughter-in-law; filial daughter-in-law 효성filial devotion 효행filial piety 반포지효being extremely devoted to one's parents 불효not being filial

중심center 인심human nature; heart 민심public sentiment 결심decision; resolution; determination 관심interest; attention 점심lunch 점심시간lunchtime 조심caution; carefulness 중심center 핵심key; core; center