他迟到的借口站不住脚，因为根本没有交通堵塞。

His excuse for being late ___didn’t ___hold ___water because there was no traffic jam.

我们必须证明他们的假设在严格测试下站不住脚。

We must demonstrate that their hypothesis ___doesn’t ___hold ___water when subjected to rigorous testing.

在科学辩论中，没有坚实证据的主张根本站不住脚。

A claim without solid evidence simply ___won’t ___hold ___water in a scientific debate.