Calcium ion
[医]钙离子
🧩 词语组成解析
ion
['aiən]
n. <物>离子;
🗣️ 情景例句
After Richard was born.
等生下Richard之后。
You're wanted on the telephone.
你有电话。
Last Tuesday he received a letter from the local police.
上星期二他收到当地警察局的一封信，