to worship the Moon Genie, from a Chinese story, In the middle, through years, gradually
Mid-Autumn (Trung Thu) is the day when the moon is at its brightest in a year. In that spirit (1) to worship the Moon Genie , people in Vietnam as well as many Asian countries celebrate the Mid-Autumn's Festival. According to legends, this holiday is originated from a Chinese story (2) in which an Emperor of Duong (Tang) Dynasty, Duong Minh Hoang, was taken to the moon by a wizard named La Cong Vien. (3)In the middle of his trip to the moon, the Emperor caught a glimpse of fairies in heaven celebrating the full moon. When Duong Minh Hoang was back to earth, he taught his citizens about the celebration and it became a custom lasting through years, (4)Through times and times, Mid-Autumn's Festival (5)gradually  becomes an event providing children with a rich diversity of delightful traditional games and entertaining activities, offering great helps in promoting education as well as culture.

(1): To worship + N : để thờ cúng ai

(2): originated from : bắt nguồn từ đâu

(3): In the middle : ở giữa

(4): last + khoảng thời gian : kèo dài trong bao lâu

:5): gradually : dần dần, tăng dần