Phenanthrylene
[化] 亚菲基
🗣️ 情景例句
Can you finish the work by five o'clock tomorrow?
你能在明天五点钟之前做完这项工作吗？
Tell me about you trouble.
把你的烦恼告诉我。
I have never been abroad.
我没迈出过国门半步。