conj.于是;因此;然后;据此;随之
adv.于是;因此;同“whereon”
例句:
Whereupon he rose to speak.
于是他站起来说话了.
We have a constitution whereupon the country runs its government.
我们有一部国家赖以施政的宪法.
Whereupon the story of the big round house happened.
于是,就有了一个发生在围屋里的故事.