Radioactive colloid
[化] 放射性胶体
🧩 词语组成解析
colloid
[['kɔlɔid]]
n. 胶体, 胶质, 胶态\\na. 胶态的, 胶质的
🗣️ 情景例句
If the real owners don't come to claim Gemma ...
如果狗的主人没认领Gemma……
Don't cross the bridge till you get to it.
不要杞人忧天。
It is hard for us to realize nowadays how difficult it was for the pioneers.
我们今天很难想像昔日的登山先驱们是多么艰苦。