单词：unsounder
unsound的用法和样例：
例句
- In theory as well as in practice, the idea is unsound.这个主意在理论上和实践上都站不住脚。
- Do not listen to unsound advice.别去听无根据的劝告。
- I am afraid that it is an unsound investment.我担心这项投资靠不住。
词汇搭配
- of unsound mind精神失常,头脑不健全...
- economically unsound project经济上不合算的项目...
- unsound knot朽节
- unsound casting不致密铸件
- unsound cement变质水泥,不安定水泥...
- unsound rock风化岩石
经典引文
They were fit young schoolboys and we were unsound in wind and full of beer.
出自：Blackwood's Magazine
- illogical不合逻辑的
- unsafe不安全的
- unwise不明智的
- hazardous危险的
- fallacious使人误解的
- ill-advised没脑筋的
- unreasonable不合理的
- risky危险的
- unhealthy不健康的
- unreliable不可靠的
- diseased害病的
- slippery滑的
- imprudent轻率的
- indiscreet不谨慎的
- unsteady不稳定的
- infirm体弱的
- precarious不稳定的
- defective有缺陷的
- ailing生病的
- unstable不稳定的
- unsure不肯定的
- ill坏的
- frail脆弱的
- unwell不舒服的
- poorly贫穷地
- rickety（连接处不牢固导致）摇晃...
- ramshackle要倒塌似的
- specious似是而非的
- flawed有裂纹的
- mentally ill精神病患者
- unfit不合适的
- bad坏的
- sound声音
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