Reducitc acid
[化] 还原酸; 1,2-二羟-3-酮环戊烯
🧩 词语组成解析
🗣️ 情景例句
and I think he believes
而我认为他相信
Do I have to reserve a seat?
我一定要预订座位吗？
Fred Pearson was walking through the university town of Oxford one morning in 1961.
1961年的某个早上，弗雷德·皮尔逊正步行通过牛津大学城。