Naphthophenazine
萘吩嗪
🗣️ 情景例句
I don't see any breaks or fractures.
我看不出有任何破裂或骨折。
No such thing.
没这回事！
A long time ago, one of his ancestors who lived in Africa went into the forest to cut down a tree to make a drum.
很久以前，他那生活在非洲的祖先中有一人走进森林去砍树来做鼓。