unsound

1.an unsound conclusion.

一个经不起推敲的结论

2.a person of unsound mind

精神不健全的人

3.That bridge looks unsound to me.

以我看那桥不安全。

4.Don’t listen to unsound advice.

别去听无根据的劝告。

5.I am afraid that it is an unsound investment.

我担心这项投资靠不住。

6.I had an intuitive conviction that there was something unsound in him.

直觉使我确信他有问题。

7.He escaped a prison sentence by reason of unsound mind at the time the crime was committed.

他以犯罪时精神不正常为由逃过了监禁刑罚。