Strontium 90
n. 锶九十（核爆炸时释放的放射性物质）
📖 牛津释义
strontium 90
radioactive form of strontium found in the fall-out from nuclear explosions and extremely harmful to people and animals when taken into the body 锶 90（锶的放射性同位素）.
🧩 词语组成解析
[化] 锶Sr\\n[医] 锶(38号元素)
ninety
🗣️ 情景例句
It might be simpler and less expensive .
这样可能比较简单而且省钱。
Nothing seek, nothing find.
无所求，则无所获。
In his mouth were the remains of fir trees -- the last meal that he had before he fell into the crevasse and broke his back.
它嘴里还留着冷杉 -- 它掉进冰河裂隙折断脊椎柱之前的最后一顿饭。