autograph
单词辨析：
指在文件、合同、签到簿等上签名，表示同意、批准或出席，或在作品上署名，表示是某人所作。
He signed his name on the paper/check.
他在文件/支票上签了字。
Both sides are ready to sign the contract.
双方准备签署合同。
The painting isn't signed so we don't know who it's by.
这幅画没有签名，不知道是谁画的。
指名人在书籍、照片等上签名。
The book is ready to be autographed by the writer.
已准备好书让作者在上面签名。
He's got a basketball autographed by the whole team.
他得到了一个有全体队员签名的篮球。
指在支票、票据等背面签名。
She has already endorsed the check.
她已在这支票背面签名。
The bill needs to be endorsed.
该票据需要背书。
相关例句：
I autographed a copy of one of my books.
我在自己的一本书上签了名。
But he left his autograph behind.
但他留下了他的签名。
Young autograph hunters clustered around the players 'entrance.
年轻人都挤在演员入口处索要签名。
She asked the movie star to sign his autograph in her notebook.
她请电影明星在本子上签了个名。
Can I send you a book to autograph?
我可以寄书去请签名吗？
May I please have your autograph, Mr smith?
史密斯先生，你可以给我签个名吗？