weak

他为自己的缺席提供了一个站不住脚的借口。

He provided a ___weak excuse for his absence.

她逃课的理由很容易被驳倒。

Her ___weak reason for skipping class was easily disproved.

律师指出了对方案件中论点的薄弱之处。

The lawyer pointed out the ___weak argument in the opponent's case.

政府对疲软的经济感到担忧。

The government is concerned about the ___weak economy.

尽管他们努力了，但球队仍然很弱，很可能失败。

Despite their efforts, the team remained ___weak and likely to fail.

我们疲软的经济是一个重大挑战，几乎接近衰退。

Our ___weak economy is a major challenge, nearly approaching a recession.