Diortho periodic acid
[化] 二原高碘酸
🧩 词语组成解析
periodic
[,pɪrɪ'ɑdɪk]
adj. 周期的;定期的;回归的;间歇的，时而发生的;
🗣️ 情景例句
What do you do for a living?
你以什么为生？
Oh well, better luck next time.
算了，下次的运气会更好。
Grandma is ill, she said. I must take her to hospital.
“奶奶病了，”她说，“我必须送她去医院。