于是 Traditional form: 於是 Pinyin (reading): yúshì Definitions: thereupon; as a result; consequently; thus; hence Characters: 于 - at, in, on; to, from; alas! 是 - to be; indeed, right, yes; okay Traditional characters: 於 - at, in, on; to, from; alas! 是 - to be; indeed, right, yes; okay