老天作证 用英语怎么说

老天作证,我确实努力尝试过。

Goodness knows I've tried hard .

上天作证，我一定要杀死他。

By Heavens, I will have his heart's blood.

　签名，即自己写自己的名字，尤其为表示同意、认可、承担责任或义务。目前的签名有更多的诠释，如数字签名，艺术签名等。或是明星有意义的签名，也叫做签名。那么你知道签名用英语怎么说吗 下面来学习一下吧。

签名英语说法1：

　signature

签名英语说法2：

　autograph

　 签名英语说法3：

　sign one's name

签名的相关短语：

　亲笔签名 autograph ; super girl ; John henry ; John Hancock

　签名文件 signature file ; sign file ; file della firma

　副署签名 countersignature

　代码签名 Code Signing ; podpisywanie kodu ; Object Signing

　签名版 EVO Signature ; Signature Edition ; Signature ; ProAC

　医师签名 signature of doctor

　随机签名 Random Signature

　 签名的英语例句：

　1. His speech was difficult to understand, his signature shaky and unrecognizable.

　他的演说很难听懂，他的签名颤颤巍巍地无法识别。

　2. He was given a letter purportedly signed by the Prime Minister.

　他得到了一封据称有首相签名的信。

　3. We recently presented the government with a petition signed by 4,500 people.

　最近我们向政府递交了有4,500人签名的请愿书。

　4. The undersigned buyers agree to pay a 5,000 pound deposit.

　已签名的买主同意支付5,000英镑的订金。

　5. The envelope contained a typed, unsigned letter demanding 75,000 in cash.

　信封里装着一封打印的、没签名的信，索要75,000英镑。

　6. They found themselves being mobbed in the street for autographs.

　他们发现自己被索要签名的人群围堵在大街上。

　7. Young autograph hunters clustered around the players' entrance.

　年轻人都挤在演员入口处索要签名。

　8. Would you mind initialing this voucher

　请在凭单上用首字母签名。

　9. Ask a friend to witness your signature.

　请一位朋友给你的签名作证。

　10. He went backstage and asked for her autograph.

　他去后台跟她要了签名。

　11. 1.5 million signatures have been collected.

　已经收集到150万人的签名。

　12. Does she ever get asked for her autograph

　有人向她索要过签名吗

　13. The signature was still legible.

　签名仍清晰可辨。

　14. Someone had forged her signature on the cheque.

　有人在支票上伪造了她的签名。

　15. Are these dots and squiggles supposed to be your signature

　这一堆点点画画就是你的签名吗