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来源:雅诚德英语网
Over time, the protein in the eggshell breaks down into its constituent amino acids.
随着时间的推移,蛋壳中的蛋白质分解成其构成成分氨基酸。
Over time, the protein in the eggshell breaks down into its constituent amino acids.
随着时间的推移,蛋壳中的蛋白质分解成其构成成分氨基酸。