adv.到目前为止;迄今
Hitherto, this is the advanced method. 到目前为止,这是先进的方法。
Hitherto he had experienced no great success in his attempt. 到目前为止,他的这种尝试还没有取得任何重大的成功。
I had hitherto continued to board with Godfrey. 迄今我仍在戈费雷处用膳。