hoplivac

例句：

1. 1.The team's performance was a hopeless vacuum in the competition.
   团队的表现在比赛中是毫无希望的。
2. 2. She felt like she had entered a hopeless vacuum of despair.
   她感到自己陷入了绝望的无望境地。
3. 3.The company's financial crisis has left a hopeless vacuum in its operations.
   该公司的财务危机在其运营中留下了一个无望的真空。