Posturanic elements
[化] 超铀元素; 铀后元素
🧩 词语组成解析
n. 原理, 基础
🗣️ 情景例句
That's better than being behind.
这总比落后要好。
A horse stumbles that has four legs.
人有失手日，马有失蹄时。
We tramped through the wood for over two hours until we arrived at a deep stream.
我们在树林中跋涉了两个多小时，到了一条深溪边。