Spontaneous radiation
[化] 自发辐射
🧩 词语组成解析
🗣️ 情景例句
She has the ability to speak English fluently.
她能够流利地说英语。
As you all know.
你们知道。
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。