Polyposis coli
[医] 结肠息肉病
🧩 词语组成解析
[医] 息肉病
n. 大肠杆菌
🗣️ 情景例句
Good morning, Ellen.
早安， Ellen。
It's ten minutes to four.
现在差十分四点。
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。