what does "let it be" mean?

what does let it be mean? let it do what it does意思是“顺其自然”吗? what does it mean to be chinese? what does it mean to be rich?what does it mean to be poor用英文回答 What does it mean What does it means? what does it say What does it say? what does it say? What does it mean? .let it be what it should be and follow your heart let it be let it be Just let it be. LET IT BE怎么样 let it be me let it be Let it be