Naotin
烟酸钠
🗣️ 情景例句
Mom, you're going to win!
妈妈，你会赢的
Women commonly live longer that men.
女性通常比男性长寿。
The news that NATO bombed the China Embassy in Yugoslavia offended all Chinese people.
北约轰炸中国南斯拉夫大使馆的消息激怒了每一个中国人，