Radioactive equilibrium
[化] 放射性平衡\\n[医] 放射平衡
🧩 词语组成解析
🗣️ 情景例句
Room Service. What can I do for you?
客房服务部，能为您效劳吗？
He's probably here.
他可能在这儿。
Her mother died when she was eight years old.
她8岁时母亲就去世了。