Vinylpyrene
乙烯基芘
🗣️ 情景例句
That's very wise, Robbie.
这是很明智的 ，Robbie。
I could not catch your question. Could you repeat it, please?
我没听清楚你们的问题，你能重复一次吗？
So another astonishing fact came to light.
于是又发现了一个惊人的事实。