Perthiocarbonic acid
[化] 过硫碳酸
🧩 词语组成解析
🗣️ 情景例句
with the kinds of programs that fit everyone.
拥有适合任何人的各式活动。
Have you washed anything?
你洗东西吗？
Bob tries another pop star. This time he has more difficulty in getting through.
鲍勃试着想请另一个流行歌星。但这次电话比较难打通。