Ketovaleric acid
[医] 戊酮酸
🧩 词语组成解析
🗣️ 情景例句
Your father's a wonderful doctor, Richard.
你父亲是个了不起的医生， Richard。
Do you work near the library?
你在图书馆附近工作吗？
She intended to dress up as a ghost and as she had made her costume the night before,
她打算装扮成鬼的模样。头天晚上她已把化装服做好，