Thiophanthrene
萘并[2, 3-b]噻吩
🗣️ 情景例句
What can I do for you, sir?
先生，有什么需要帮忙的吗？
What do you do in your spare time?
闲暇时，你干些什么？
That's the way I look at it, too.
我也是这么想。