Nicotimine
烟酰亚胺
🗣️ 情景例句
Welcome home, Max.
欢迎你回家来， Max 。
The whole carton is packed with double straps, each corner of the carton consolidated with metal angles.
纸箱外加了两道箍，每个箱角都用金属角加固。
I think I failed the French paper.
我想我的法语及不了格，我能回答