The word "radon" is a noun referring to a radioactive gaseous element.
The word "radon" is a noun referring to a radioactive gaseous element.
| 单词 | radon |
|---|---|
| 音标 | [ˈreɪdɒn] [ˈreɪdɑ:n] |
| 释义 | n.["<化>氡（元素符号Rn）"] |
Learn with these flashcards. Click next, previous, or up to navigate to more flashcards for this subject.
Next card: ˌɪndɪˈstɪŋkt indistinct adj.["不清楚的，模糊的 n.["不清楚，模糊 adv.["不清楚地，模糊地
Previous card: Trimester traɪˈmestə(r traɪˈmɛstɚ ˈtraɪˌmɛs n.["三个月，学期
Up to card list: coca20000