释义 |
rarefyTOEFL - 英?['re?r?fa?]
- 美?[?r?r??fa?]
词态变化- 第三人称单数:?rarefies;
- 过去式:?rarefied;
- 过去分词:?rarefied;
- 现在分词:?rarefying;
英英释义Verb1. lessen the density or solidity of;"The bones are rarefied" 2. make more subtle or refined3. weaken the consistency of (a chemical substance)
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