Radioactive transient equilibrium
[化] 放射性暂时平衡
🧩 词语组成解析
🗣️ 情景例句
This is she.
我就是。
Money calls, but does not stay: It is round and rolls sway.
金钱会上门，不会留下来，因为是圆的，所以会滚开。
She was taking the things out of the basket when she dropped a bag of sweets.
她把东西从篮子里拿出来，这时，一袋糖从她手里掉地了。