Calcium perborate
[医] 过硼酸钙
🧩 词语组成解析
n. [化]过硼酸盐
🗣️ 情景例句
autograph copies for the guests at the opening?
在展览开幕时为客人在书上亲笔签名呢
In wine there is truth.
酒后吐真言。
I had no intention of buying one,
我原来并不打算买一个，