M-nitrobenzoic acid
[化] 间硝基苯酸; 间硝基苯甲酸
🧩 词语组成解析
🗣️ 情景例句
He was a dull man and you had to explain things very slowly to him.
他脑筋迟钝，你必须慢慢地给他解释事情。
Have you had breakfast already?
你已经吃了早餐吗？
'You needn't have said that,' my wife answered.
“你没必要这么说，”我妻子回答说，