Tetrahydroxyflavanol
四羟基黄酮醇
🗣️ 情景例句
Did you bring your transcript from high school?
你把高中的成绩单带来了吗？
I know the boy whose father is a professor.
我知道那个男孩的父亲是大学教授。
Jim is writing. Lily isn't writing. She's looking at the blackboard.
吉姆在写字。莉莉没在写字。她在看黑板。