Nitroferroin
[化] 硝基邻菲咯啉亚铁离子
🗣️ 情景例句
so it's my pleasure
所以现在我很乐意
Let's get together sometime.
有时间我们聚一下吧。
'You needn't have said that,' my wife answered.
“你没必要这么说，”我妻子回答说，