He wanted to have a source of income after his retirement; until then, he wouldn't require additional money.他想退休后有份收入;在那以前，他并不需要额外的钱。It's only in the last year that our business has become profitable. Before that we were just managing to cover our costs.我们公司去年才开始赢利。在那以前，我们只是勉强做到收支相抵。She had not had a very impressive school career up till then.在那以前，她在学校里的表现并不怎么样。