副詞 radically:

1. in a radical manner

1. There is only a formal resemblance between the two systems; they are in fact radically different.
   這兩種體系只是在表面上有某種相似之處，其實根本不同。
2. All our previous ideas are now in the melting-pot; our jobs are bound to change radically.
   我們從前的一切觀念都正在改變，我們的工作肯定要有很大變動。