Radioactive isotope
[机] 放射性同位素
🧩 词语组成解析
🗣️ 情景例句
I know he will love the new photographs for your book.
我相信他会喜欢你为你的书所拍的这些新照片。
Better a little fire to warm us, than a great one to burn us.
适量的火好取暖，熊熊烈火能焚身。
Well, I haven't got much either!
唉，我也不多了。