unproved
adj.
"not demonstrated to be true," 1530s, from un-(1) "not" + past participle of prove, v..
| 词汇 | unproved | 
| 词根词缀 | Online Etymology Dictionary unproved adj. "not demonstrated to be true," 1530s, from un-(1) "not" + past participle of prove, v.. | 
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