Nitrosohemochrome
亚硝基血色素
🗣️ 情景例句
Do you have any friends in the import or export field?
你有在进出口领域工作的朋友吗？
Quick feet and busy hands fill the mouth.
手勤脚快，嘴里吃饱。
When I got to the theatre I found that they had sold all the tickets.
我到剧院时，发现所有的票都售完了。