老 | lǎo | prefix used before the surname of a person or a numeral indicating the order of birth of the children in a family or to indicate affection or familiarity / old (of people) / venerable (person) / experienced / of long standing / always / all the time / of the past / very / outdated / (of meat etc) tough | |
老式 | lǎo shì | old-fashioned / old type / outdated | |
背时 | bèi shí | outdated / out of luck | |
落伍 | luò wǔ | to fall behind the ranks / to be outdated | |
明日黄花 | míng rì huáng huā | lit. chrysanthemums after the Double Ninth Festival (idiom) / fig. outdated / thing of the past / dead letter | |
钻故纸堆 | zuān gù zhǐ duī | to dig into piles of outdated writings (idiom) / to study old books and papers |