soy

His book promotes the health benefits of soy.他的著作宣传了豆制品对健康的益处。

soy flour大豆粉

soy milk [=a drink that resembles cow's milk but that is made from soybeans]豆浆

The recipe calls for two tablespoons of soy.菜谱上要求放两汤匙的酱油。