hěn duō rén bù zhī dào lǚ jiā mín qí shí shì jiāng róng de bǐ míng, zhè fǎn yìng le zuò jiā shǐ yòng bǐ míng de xí guàn

很多人不知道吕嘉民其实是姜戎的笔名，这反映了作家使用笔名的习惯。

Many people don't know that Lü Jiamin is actually Jiang Rong's pen name, which reflects the common practice of writers using pseudonyms.