1. （身体的）恢复，康复
    If a sick person makes a recovery, he or she becomes well again.

    e.g. He made a remarkable recovery from a shin injury...
           他的胫骨伤恢复得相当不错。
    e.g. He had been given less than a one in 500 chance of recovery by his doctors.
           他的医生们认为他康复的几率不足1/500。

2. （经济的）复苏，好转
    When there is a recovery in a country's economy, it improves.

    e.g. Interest-rate cuts have failed to bring about economic recovery...
           利率下调没有带来经济复苏。
    e.g. In many sectors of the economy the recovery has started.
           许多经济领域已经开始复苏。

3. 收回；取回；失而复得
    You talk about the recovery of something when you get it back after it has been lost or stolen.

recovery的反义词

    e.g. A substantial reward is being offered for the recovery of a painting by Turner...
           为追回特纳的一幅画，已发布了重金悬赏令。
    e.g. She has a reasonable prospect of recovery from the insurer.
           她有望从保险公司拿到赔偿。

4. （身体或精神状态的）恢复
    You talk about the recovery of someone's physical or mental state when they return to this state.

    e.g. ...the abrupt loss and recovery of consciousness.
           意识的突然丧失和恢复

5. 在恢复当中；正在好转
    If someone is in recovery, they are being given a course of treatment to help them recover from something such as a drug habit or mental illness.

    e.g. ...Carole, a compulsive pot smoker and alcoholic in recovery.
           卡萝尔，一位正在戒断康复当中的大麻吸食者和酗酒者