This flashcard defines 'radon' as a chemical element with the symbol Rn.
这个抽认卡的意思是“[化]氡（元素符号Rn）”。
| 单词 | radon |
|---|---|
| 发音 | ['reɪdɒn] |
| 释义 | n. [化]氡（元素符号Rn） |
| 词序 | 18782 |
Learn with these flashcards. Click next, previous, or up to navigate to more flashcards for this subject.
Next card: Indistinct ɪndɪ'stɪŋkt adj 模糊的，不清楚的；难以清楚辨认的；朦胧的 18783
Previous card: Trimester traɪ'mestə 18781
Up to card list: 20000 English words