豆腐不可数。
豆腐的表达形式有：tofu、bean curd；
例如：With a long history, bean curd is rooted deep in Chinese culture.
In southwest zone of China, people has hundreds years history of eat bean curd.
我国西南地区吃魔芋豆腐已经有数百年的历史。
The changes in protein structure and water state were studied during tofu gelation process.
研究豆腐凝胶形成过程中蛋白质和水分状态的变化。
You will use soy and tofu for sources of protein.
你可以吃大豆和豆腐补充蛋白质。
温馨提示：
