"To" and "From" replace a letter's inside address and signature block, for example.

比如，信件上用“致”和“ 来自” 代替了地址和签名部分。

youdao

The book contains (包含) the name, photo, and signature (签名) of each student in your final year, so that you can remember who you went to school with.

这本册子包含了最后一学年里所有同学的名字、照片和签名，这样你就可以记住和你一起上课的同学了。

youdao

The policy and signature are passed from the server.

策略和签名从服务器传递。

youdao

Hancock had a beautiful signature and signed his name larger than all the others.

VOA: special.2010.02.07

But, I also read a poem, and this is kind of a signature-- not my signature, but the kind of course it is.

不过我还读了一首诗,算是一种签名,不是我的签名,是这种课程的

耶鲁公开课 - 1871年后的法国课程节选

The cell divides, and divides, and divides many, many times and that's one of the signature events of embryogenesis until we have many, many cells that make up our bodies.

细胞不断分裂,持续进行,那是胚胎发育中,一个标志性的过程,在那之后,我们就有了许许多多构成我们身体的细胞

耶鲁公开课 - 生物医学工程探索课程节选

They can use their student ID card and signature as a deposit for their taxi fare.

BBC: Memorial service held for student David O'Halloran

And then he swivelled the letter around to face his customer, for their perusal and signature.

NPR: 'Ancestor Stones:' Life and War in Sierra Leone

The Proud. and signature motto Semper Fidelis are widely recognized and command instant respect.

FORBES: 3. Confidence