可选的: 机构有成文的捐赠者隐私条款，允许捐赠者告知机构将其信息从机构出卖、交换或分享的名单中删除。

Opt-out: The charity has a written privacy policy which enables donors to tell the charity to remove their names and contact information from mailing lists the charity sells, trades or shares.

youdao

这就像一个全新的语言，除了这种语言是不断增加新的条款，删除旧的。

It's like a whole new language, except that this language is constantly adding new terms and deleting the old.

youdao