Doan
abbr. N, N-diocthlaniline N,N-二辛基苯胺（科技符号）
🗣️ 情景例句
No. Isn't it wonderful?
不， 这不是很美妙吗？
Please tune in next time.
请下次收听。
He did a lot of research and travelled around the USA looking for information about his ancestors.
他做了大量的研究，在美国跑了许多地方，了解有关祖先的情况。