Dinitrate
二硝酸盐
🗣️ 情景例句
Thanks, Mr. Bennett.
谢谢 ，Bennett先生。
He who stands alone has no power.
孤掌难鸣。
They then knew that they had discovered the cause of the fire.
这时调查人员知道他们找到了发生火灾的原因了。