hole up

• • (动物)蛰居洞中：

    Black bears are also the animals that hole up in winter.

    黑熊也是冬眠的动物。

  • 躲藏；避难；寄宿：

    The killer was still holed up in the city.

    那个杀人犯依然躲藏在这个城市中。