据说是

• be said to be

例句

1. 这据说是他们自行设计建造的。
   It was said to have been built from their own designs.
2. 尽管他其貌不扬，但据说是个很得女人欢心的风流荡子。
   Despite his looks he's said to be something of a Don Juan.
3. 他的音乐据说是 "好" 或 "了不起" 。
   His music is said to be "good" or "great".