The future of the stadium is in doubt because of a lack of money. 由于缺少资金，该体育馆能否建成还不确定。
Their long-term survival remains in doubt because of the twin disasters of habitat loss and climate change.
The outcome of these talks is now in doubt.
Tragically, this generation are inheriting a planet whose viability is in doubt.
Sadly, he's not the only potential team member whose fitness is in doubt.
See also: doubt noun