Melena neonatorum
[医] │新生儿黑粪症
🧩 词语组成解析
n. [医]黑粪症
[医]（拉）新生儿
🗣️ 情景例句
Can I leave him a voice in mail?
我可以在他的语音信箱里留话吗？
Youth means limitless possibilities.
年轻意味着无限希望。
sometimes as much as twelve feet in length.
有时长达12英尺。