Nitroacid
[化] 硝基酸
🗣️ 情景例句
I'm glad you came by, Alexandra.
我很高兴你能来 Alexandra。
Old wood is best to burn,old horse to ride.
老柴好烧，老马好骑。
Ann began to put the candles on her cake. Then she counted them.
安开始把蜡烛插到她的生日蛋糕上。插完，她数了数。