Radiocalcium
[化] 放射性钙; 钙45\\n[医] 放射性钙, 射钙
🗣️ 情景例句
Do you have anything that must be claimed?
难道你没需要申报的东西吗？
Don't trouble trouble until trouble troubles you.
不要自寻烦恼。
It's next to the factory.
书店就在工厂隔壁。