Calcium perborate
[医] 过硼酸钙
🧩 词语组成解析
n. [化]过硼酸盐
🗣️ 情景例句
You don't know me.
你不认识我。
They called us just as we were having dinner.
当我们正在吃晚饭，他们就打电话给了我们。
You can't buy them in the shop before eight o'clock.
上午八点之前你在商店里是买不到东西的。