拆弹专家正在小心翼翼地拆除一个设定在午夜爆炸的定时炸弹。

The bomb squad is carefully defusing a ___time bomb set to explode at midnight.

公司忽视员工心理健康问题，这无疑是颗定时炸弹。

The company's neglect of employees' mental health is a ___timebomb waiting to explode.