Epiplastron
n. [动]上腹甲( 龟鳖类的腹甲之一)
🗣️ 情景例句
Dear Mr. Lee.
亲爱的李先生。
Let me tell you the whole story.
让我告诉你整个来龙去脉。
and so the tools of long ago have remained when even the bones of the men who made them have disappeared without trace.
因此，尽管制造这些工具的人的骨头早已荡然无存，但远古时代的石头工具却保存了下来。