Nitroferroin
[化] 硝基邻菲咯啉亚铁离子
🗣️ 情景例句
It's so soothing.
是这样的安详。
One swallow does not make a summer.
一燕不成夏。
Oh, good! He's coming down the ladder, now.
噢，好！现在他正从梯子上爬下来。