Nitrofluorene
[化] 硝基芴
🗣️ 情景例句
we would like to have our investments returned as early and safely as possible.
我们总想尽早而又安全地收回我们的投资。
Never say die! Up man, and try.
不要气馁，朋友，振作起来，干！
Great! Could you bring it to school tomorrow?
好极了！你明天能把它带到学校来吗？