亲爱 + 的 + Person/Title
亲爱 (qīn'ài) means "dear" or "beloved," used as a term of endearment for loved ones. It is most commonly followed by 的 and then a person or title, as in 亲爱的妈妈 (dear mother). It conveys warmth and closeness in both spoken and written Chinese.
亲爱的妈妈,祝您母亲节快乐!
Qīn'ài de māma, zhù nín mǔqīnjié kuàilè!
Dear Mom, wishing you a Happy Mother's Day!
亲爱的同学们,欢迎来到新学期的第一堂课。
Qīn'ài de tóngxuémen, huānyíng lái dào xīn xuéqī de dì yī táng kè.
Dear students, welcome to the first class of the new semester.
信的开头写着"亲爱的朋友"。
Xìn de kāitóu xiě zhe "qīn'ài de péngyou."
The letter began with "Dear Friend."