Radon container
[医] 氡容器
🧩 词语组成解析
radon
['reidɔn]
n. <化>氡（元素符号Rn）;
🗣️ 情景例句
She hasn't been employed for six months now.
她已经失业半年了。
He still has a bad cold.
他仍然患重感冒。
shape in only two dimensions.
形态只有两种尺度。