endorse
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 can endorse their opinion wholeheartedly.
我可以全力支持他们的意见。
I fully endorse everything the chairperson has said.
我完全赞同主席所说的一切。
I heartily endorse your opinion.
我完全赞成你的看法。
I fully endorse their approach.
我完全赞同他们的工作方针。
We endorse Made in China but it hurts our body.
我们支持中国货，结果他伤了我们的身体。
I really hope you will endorse and support these changes, too.
我希望你们也赞同和支持。