tofu是不數名詞,因為tofu是食物名詞為不可數名詞,tofu中文意思是n. 豆腐
Mapo beancurd is made of tofu and bean-based sauce. It is often topped with minced meat, usually pork or beef.麻婆豆腐由豆腐和豆瓣醬做成。它上面經常撒以碎肉,通常是豬肉或牛肉。