salutation|salutations

她在邮件的开头用了“亲爱的”作为称呼。

She used 'Dear' as the ___salutation at the beginning of her email.

这位女士以优雅的问候向所有客人致意。

The lady offered graceful ___salutations to all the guests.

信的开头通常会有尊敬的称呼，比如"亲爱的先生"。

A letter usually starts with a polite ___salutation such as "Dear Sir".