| 单词 | heavy nitrogen |
| 释义 | heavy nitrogennounthe stable isotope of nitrogen having a mass number of 15. Words nearby heavy nitrogenheavy-ion treatment, heavy-laden, heavy lifting, heavy metal, heavy middleweight, heavy nitrogen, heavy oil, heavy oxygen, heavy particle, heavy petting, heavyset Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 |
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