背书需要多久用英语怎么说

"Endorsement" is the act of signing one's name on the back of a check or other document to transfer ownership or to authorize someone else to use it. In English, you can say "how long does endorsement take?" or "how long does it take to endorse a check?"
The origin of the word "endorsement" comes from the Latin word "indorsare," which means "to write on the back of." It has been used in English since the late 14th century to refer to the act of signing one's name on the back of a document.
Here are a few example sentences using the word "endorsement" in English:
"I need to endorse this check before I can deposit it." (我需要在存款前在这张支票背面签名。)
"Can you endorse this check for me? I don't have a pen." (你能帮我在这张支票背面签名吗？我没有笔。)
"The bank requires endorsement before they will accept the check." (银行在接受支票之前要求背书。)