Radon content
[医] 氡含量
🧩 词语组成解析
radon
['reidɔn]
n. <化>氡（元素符号Rn）;
🗣️ 情景例句
Don't walk on the grass or you'll be in trouble with the law.
不要踏进草地，不然的话法律会找你麻烦的。
I sometimes stay up till midnight.
我有时候熬到半夜。[一般现在时]
Many people pretend that they understand modern art.
有很多人装成很懂现代艺术的样子，