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
Another rags-to-riches success story. Now you can borrow money from him instead of me.
又一个白手起家，发财致富的成功人物。以后你可以向他借钱，不用找我了。
Well fed, wed bred.
衣食足，知荣辱。
The early climbers were looking for the easiest way to the top, because the summit was the prize they sought, especially if it and never been attained before.
早期登山者所寻找的是通往山顶的最方便的途径，因为顶峰特别是前人未曾到过的顶峰 -- 才是他们寻求的目标。