Calcium ion
[医]钙离子
🧩 词语组成解析
ion
['aiən]
n. <物>离子;
🗣️ 情景例句
It's lovely, Robbie.
它非常可爱，Robbie。
It's a beautiful country with many large lakes.
它是一个有许多大湖的美丽的国家。
Sally was very excited because she had never travelled on a train before.
萨莉非常激动，因为她从未乘过火车。