Pentonic acid
[化] 戊糖酸\\n[医] 戊糖酸
🧩 词语组成解析
🗣️ 情景例句
Hey, do you work out?
嘿，你锻炼吗？
To love and to be loved is the greatest happiness of existence.
爱人和得到人爱是人生最大的幸福。
Do you think that would help?
你认为那有用吗？