| 单词 | θ71499 |
| 释义 | the world > matter > chemistry > chemical substances > named gases > [noun] (22) Subcategories:— containing nitrogen (9) — containing halogens (4) — dioxides (1) — others (5) — types (3) |
| 随便看 |
英语词典包含1132095条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。