n.(文件的)签字人，具名人，签署人
v.签名，签名于（文件或信等）末尾
adj.在下面签名；署名人的
undersign的过去分词和过去式

原形：undersign

The undersigned accepts full responsibility for the project's completion.
亲署者对项目的完成承担全部责任。
I, the undersigned, hereby authorize John Doe to act on my behalf.
我，亲署者，特此授权约翰·杜负责代表我行事。
The undersigned agrees to abide by all company policies and regulations.
亲署者同意遵守所有公司政策和规定。
In witness whereof, the undersigned has affixed their signature.
为此，亲署者在此签名作证。
The undersigned regrets to inform you that the event is canceled.
亲署者遗憾地通知你，活动已取消。
The contract is signed by the undersigned parties in the presence of a notary public.
合同由双方亲署，并有公证人在场见证。
The undersigned expresses their sincere gratitude for your assistance.
亲署者对你的帮助表示衷心感谢。
All claims must be submitted by the undersigned within 30 days.
所有索赔必须在30天内由亲署人提交。
The undersigned acknowledges receipt of the terms and conditions.
亲署者确认收到条款和条件。
The undersigned reserves the right to appeal this decision.
亲署者保留对该决定上诉的权利。