Naphthane
十氢化萘, 萘烷
🗣️ 情景例句
He has a strong will.
他意志坚强。
She knew that a vocation this year was out of the question.
她知道今年不可能有假期。
Yes, my brother Bob is coming with me to the airport to see me off.
有，我兄弟鲍勃将和我一起到机场，送我上飞机。