have no facts or sound reasons to support one's argument or justify one's actions
论点站不住脚。
无法证实, 无法解释(理由), 站不住脚
Not having a leg to stand on means a person does not have any evidence to support his or her argument.
站不住脚的意思是,一个人没有任何证据来支撑他自己的论点。
have no facts or sound reasons to support one's argument or justify one's actions
论点站不住脚。