Calcium-45
[化] 放射性钙; 钙45
🧩 词语组成解析
forty-five; [电影]魔鬼交锋.45
🗣️ 情景例句
Now Richard and I are having a baby,
现在 Richard和我有了孩子，
She's engaged married to John.
她和约翰订婚 结婚了。
There is a mark of ink on his shirt.
他的衬衣上有一块墨迹。