Naphthophenanthrene

二苯并蒽

🗣️ 情景例句

What I'm trying to say ...
我想说……
To know one's self is true progress.
能有自知之明就是真正的进步。
How was your weekend?
你周末过得怎么样?
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🔤 更多 N 开头的单词

near-by ['niə-bai]
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