hitherto 六级考研雅思GMATGRE

She discovered a world of parties and pleasure she had hitherto only known by hearsay.

她发现了一个以前只是略有听闻花花世界。

He proposed to himself to achieve what hitherto he had been promised in vain.

他决定要完成一件至今无事情。

A dividend paid to shareholders in the form of authorized but hitherto unissued shares.

指以未公开发票形式支付给东息。