Benzenephosphonic acid
[建] 苯膦酸
🧩 词语组成解析
🗣️ 情景例句
But as exporters of a complete plant,
但是，作为成套设备出口商，
What are you eating?
你正在吃什么？
Unlike her friends, she never gave up hope.
与她的朋友的不同之处是，她从不放弃希望。