old people in their seventi es or eighties ❍ 你看！ 便有妇人，也都是～，再不然，就是些七八岁的孩儿们。(《荡寇志》七十一)Look! If there are women,they are the old people in their seventies or eighties. If not,there are some seven or eight-year-old children.
七老八十qi lao ba shi
late seventies and early eighties—a very old person