Pentatomic acid
[化] 五价酸; 五碱价酸
🧩 词语组成解析
a. [化]五原子的,五元的
🗣️ 情景例句
Your real education doesn't start until you get out into the real world.
直到你踏入现实社会，你才真正开始学习。
I played downstairs last night.
我昨晚在楼下玩。
Yes?
什么事？