旧大陆

the Old World / Eurasia as opposed to the New World 新大陸|新大陆[xin1 da4 lu4] or the Americas

old / opposite: new 新 / former / worn (with age)

see 大夫[dai4 fu5]

big; large; great / older (than another person) / eldest (as in 大姐[da4 jie3]) / greatly; freely; fully / (dialect) father / (dialect) uncle (father's brother)

mainland China (reference to the PRC)

continent / mainland / CL:個|个[ge4],塊|块[kuai4]

continent; mainland / CL:個|个[ge4],塊|块[kuai4]

surname Lu

six (banker's anti-fraud numeral)

shore / land / continent

(bound form) land (as opposed to the sea)