백인white person 흑백black and white 고단백high protein 고단백질high protein 고백confession; confiding; making a clean breast of something; fessing up; coming clean 백사장white sand beach 순백색pure white 청렴결백integrity; incorruptibility 청백리incorruptible government employee 표백bleaching

주간day 불철주야being day and night; being around the clock 주경야독working during the day and studying at night 주야day and night