Oleonucleoprotein
油核蛋白
🗣️ 情景例句
Thank you, Mr. Johnson.
谢谢你。约翰逊先生。
When did you take the examination?
你什么时候去参加考试？
That's what we did in China in the old days, before thermoses were invented, said Wei Hua.
“那是我们中国从前未发明出热水瓶时的做法。”魏华说。