What's sincere friend? whose my sincere friend?

What's sincere friend? whose my sincere friend? my sincere friend ,best wishes for you! My friend who has sincere heart怎么翻译 baby,iwill cherish my sincere respect formy friend 急 I need a sincere friend.是什么意思 sincere, It's my sincere hope___they will become good friends again I hope you understand.That's not my Sincere heart My sincere congratulations to you Whose _________is this? It 's my friend's(是照相机) A simple blessing Most sincere friend能告诉下什么意思吗? sincere是什么意思?