17.You can use a lot of the same sign-offs you can use in a paper letter, such as: Regards, Best Wishes, Kind Regards, Like with greetings, you wouldn't generally use very formal sign-offs like Yours Sincerely in an email.
您可以使
很多与在纸质信件中使
的相同的签收方式, 例如:问候、最良好的祝愿、亲切的问候、问候,您通常不会使
非常正式的签收方式, 例如您真诚的电子邮件。机翻