1. They asked a trustworthy friend of theirs to be the executor.
    他们让一个值得信任的朋友当遗嘱执行人。

2. The executor of the document must be present at the close of the deal.
    在这笔交易签署时，文件的执行者必须在场。

1. 遗嘱执行人
    An executor is someone whose name you write in your will when you want them to be responsible for dealing with your affairs after your death.

1. a person appointed by a testator to carry out the terms of the will