Onosic acid
[化] 酮糖酸
🧩 词语组成解析
🗣️ 情景例句
It really was a wonderful ceremony.
那真是一个美好的（结婚）典礼。
Do you like sport?
你喜欢运动？
One day a letter from my father arrived at the school, asking for a teacher for me.
有一天，我父亲的信寄到学校，请求为我聘用一名教师。