it is said，據說。it says，它說。It says sth，這很能說明問題。It says that，是指某個文書或故事或規定如此說。

it says 和it is said

It says in: 在...上寫道，在...上說

It says on: 在...上寫道，在...上說

It is said 據說，后接從句，或者用It has been said也是同樣的意思，但語氣更強烈

It says，它說，后接從句，從句的內容必需是“It”說的（或書面規定的）

it is said例句

It is said that she lived to be over 100.

據說她活了100多歲。

It is said that the plant can be used to treat hepatitis.

據說那種植物可用來治肝炎。

It is said that this medicine can alleviate pain.

據說這種藥物能夠緩解疼痛。

It is said seaweed is edible.

據說，海藻是可以吃的。

it says例句

It says on the label ‘ Produce of France ’.

標簽上寫著“法國出產”。

It says a lot for him that he has raised his game to the level required

他將比賽技能提至所要求的水平，這說明他頗有能耐。

Don't stick too precisely to what it says in the book.

不要過分拘泥于書上所說的。

It says the photograph is likely cause distress and offence to the public

上面說這張照片可能引起公眾的憂慮和反感。

It says torture and summary execution are common

那上面稱酷刑和草草處決很常見。