sign for

基本解釋

And there’s something you can sign for me.
還有些你可以簽給我的東西。
The ghost did not answer him, but looked at him sadly and made a sign for him to follow.
鬼魂沒有回答他的話，但卻很悲傷地看著他，并對他做了個手勢，示意他跟著它去。
A large crowd of basketball fans pressed about the basketball star and asked him to sign for them.
一大群籃球迷團團圍住那位籃球明星，請他給他們簽字。

But over the years, the sign changed from the eye of Horus to the sign for Jupiter, the chief god of the Romans.
And then, they hand me that receipt and I sign for that receipt and then I give it back to them.
之后他們給我收據(jù)，然后我在上面簽字,然后把收據(jù)交還他們。
斯坦福公開課 - Twitter之父Jack.Dorsey演講：好奇和靈感的力量課程節(jié)選
So now we have a different sign for delta H and it still happens spontaneously.
現(xiàn)在自由焓的變化的符號不一樣了,但是這個過程仍然自發(fā)的進行。
麻省理工公開課 - 熱力學(xué)與動力學(xué)課程節(jié)選

Certainly one would agree that this enhanced population of women is a positive sign for LibiGel.
FORBES: BioSante's Pollyannish Press Release

If you sign for something, you officially state that you have received it, by signing a form or book.