Pentanoic acid
[化] 戊酸
🧩 词语组成解析
🗣️ 情景例句
Not a bad idea, Robbie.
蛮好的主意， Robbie。
Yes. It was delicious.
是的，味道很好。
The article began: 'Hundreds of steps lead to the high wall which surrounds the president's palace'.
“几百级台阶通向环绕总统的高墙。