請將下面這段話翻譯成英文：
《紅樓夢》(A Dream of Red Mansions)是曹雪芹在18世紀中期的作品。它不僅是一部中國小說的巨作，同時也是世界文學的瑰寶。曹雪芹出生于一個由極富沒落到極貧的貴族權勢家族?；谒麑ι畹睦斫?、進步的思想、認真的寫作態(tài)度和高超的寫作技能，他才能創(chuàng)作出《紅樓夢》。這本書描述了一個封建大家庭的生活及其沒落，小說中所寫的家庭既是現(xiàn)實的反映，又是曹雪芹自己家庭的小說化或者“夢”般的寫照。
參考翻譯:
A Dream of Red Mansions was written by Cao Xueqin in the middle of the 18th century.It is not only a great Chinese novel but also a gem of world literature.Cao Xueqin was born into a noble and powerful family which declined from extreme prosperity to poverty.Based on his own undcretanding of life, his progressive ideas,serious writing attitude and excellent writing skill, he was able to create A Dream of Red Mansions.The book describes the life and declining fortunes of a large feudal fcmily, which is both a realistic reflection and a fictional or "dream” version of Cao's own family.
1.它不僅是一部中國小說的巨作，同時也是世界文學的瑰寶：“不僅...也…”可譯為not only...but also"。
2.曹雪芹出生于一個由極富沒落到極貧的貴族權勢家族：“出生于”可譯為固定短語be born into。
3.這本書描述了一個封建大家庭的生活及其沒落：“一個封建大家庭”可譯為a large feudal family, “沒落”可譯為 declining fortunes。
