Gallobenzophenone
[化] 2,3,4-三羟基苯基苯酮; 2,3,4-三羟基苯基苯甲酮
🗣️ 情景例句
Do you remember that old desk?
还记得这张旧桌子吗？
Last year I studied sociology and political science in school.
去年，我在学校攻读了社会学和政治学课程。
How old are you?
您多大岁数了？