substituting/ˈsʌb.stə.tuːt/名词替代品,代替物Tofu can be used as a meat substitute in vegetarian recipes.素食菜谱中豆腐可用以替代肉类。/ˈsʌb.stə.tuːt/动词用…代替,代之以You can substitute oil for butter (= use oil instead of butter) in this recipe.这道菜中你可以用食用油代替黄油。想跟读,去练习