这个计划有一个明显的缺陷，我们需要重新考虑。

This plan has a serious ___flaw that we need to reconsider.

这幅画很美，但靠近边缘处有一个小瑕疵。

The painting is beautiful, but there's a small ___flaw near the edge.

她唯一的缺点是太容易轻信别人。

Her only ___flaw is being too trusting of others.