“这个结论是站不住脚的”英语怎么说

This conclusion is untenable。

好几种说法啊 比如The conclusion had proved untenable
The conclusion was weak
It is indefensible as a conclusion
The conclusion is ill-founded
The conclusion is fell to pieces

This conclusion is ill-founded.

The conclusion is not supportable.

直接就:This conclusion cann't stand itself.

考argument的吧