这个词是什么意思？
A species of newt in the Salamandridae family in which the larvae transform into terrestrial eft stage and later into an aquatic adult. They occur from Canada to southern United States. Viridescens refers to the greenish color often found in this species.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D009673 · MeSH 2026。
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