Phosphobenzene
偶磷苯
🗣️ 情景例句
Grandpa.
爷爷。
Old wood is best to burn, old horse to ride.
老柴好烧，老马好骑。
It was an exciting finish.The winner was Billy Stewart.
比赛的结尾是激动人心的。获胜者是比利。斯图尔特。