the condition of being likely to fail or get worse

She was blissfully unaware of the precariousness of her situation. 她幸福地没有意识到自己处境的危险。

Some say investors exaggerate the industry's precariousness. 有人说投资者夸大了该行业的不稳定性。

the dangerous state of not being in a safe position or not being held in place firmly

I was worried about the precariousness of the pile of plates the waiter was carrying. 我担心服务员端着的那一堆盘子不够稳健。