| 英语单词 | radon |
|---|---|
| 英美音标 | 英 ['reɪdɒn] 美 ['reɪdɑːn] |
| 中文释义 | n.氡 |
| 英语例句 | (1) Radon is the daughter of radium. (2) Where does the indoor radon come from? |
| 中文例句 | (1) 氡是镭的子体。 (2) 室内氡气是从哪里而来? |
| 柯林斯解释 | 1 [N-UNCOUNT 不可数名词]氡 Radon is a radioactive element in the form of a gas. |
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