| 单词 | unsound | 
| 释义 | Word Frequency unsound(ʌnˈsaʊnd) adjective 1.  diseased, weak, or unstable   of unsound mind 2.  unreliable or fallacious   unsound advice 3.  lacking solidity, strength, or firmness  unsound foundations 4.  of doubtful financial or commercial viability  an unsound enterprise 5.  (of fruit, timber, etc) not in an edible or usable condition Derived forms unsoundly (unˈsoundly) adverb unsoundness (unˈsoundness)  noun  | 
	
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