双语例句
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He ate the fish raw, masticating with painstaking care, for the eating was an act of pure reason.
他把鱼生吃下去，费劲地咀嚼着，因为吃东西已成了纯粹出于理智的动作。
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During the human evolution, the masticating apparatus have been weakened by the changes of producing and living style.
在人类长期的演化过程中，随着生产生活方式的改变，人类的咀嚼器官总体呈现出一个逐渐退化的趋势。