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
Where's my cap and gown?
我的帽子和长袍在哪里？
Please fill in this disembarkation card.
请你填写这张入境卡。
On this occasion, however, it had slowed down considerably.
然而这一次它的速度慢多了。