THE FORMATION OF PEARL / 珍珠的形成 /SỰ HÌNH THÀNH CỦA NGỌC TRAI

Pearls are precious stones formed from a mixture of nacre inside the oyster through the

Ý NGHĨA NGỌC TRAI / MEANING OF PEARLS / 珍珠的寓意

Pearls are one of the most beautiful living creatures in the world. In addition to