perk up

• • (动物)昂起；翘起：

    The dog perked up its ears at the sound of its master's return.

    狗听见主人回来的声音竖起了耳朵。

  • (精力等)恢复过来：

    She perked up quickly after her illness.

    她病后恢复得很快。

  • (重新)活跃起来；振作起来；使活跃起来；使振作起来：

    Morale perked up immediately at the good news.

    听到这个好消息，士气立刻振作起来。

  • 打扮；装饰；使漂亮(美观)：

    The new skirt the little girl wears is perked up with golden silk embroidery.

    那个小姑娘穿的裙子由于镶有金色丝绣而显得更漂亮了。