酪氨酸：一种氨基酸，对人体不是必需的，除非它们含有苯丙酮尿症。

Tyrosine: One of the amino acids, not essential for humans unless they have the hereditary disorder phenylketonuria.

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酪氨酸：一种氨基酸，对人体不是必需的，除非它们含有苯丙酮尿症。

Tyrosine: One of the amino acids, not essential for humans unless they have the hereditary disorder phenylketonuria.

youdao