副词

1. The play was performed nightly.
    这戏每晚演出。

2. Performances are given nightly.
    每夜都有演出。

1. 夜间的：nightlong 通宵的 | nightly 夜间的 | nightman 清厕工

2. 每晚：out of the bearded barley 出胡子大麦 | Nightly 每晚 | beside the green, green grass 旁边的绿色,绿草如茵

3. 每夜：nightingale 夜莺 | nightly 每夜 | nightmare 恶梦

4. 每夜的：yearly 每年的 | nightly 每夜的 | monthly 每月的,月刊

1. 每夜的;每晚的
    A nightly event happens every night.

    e.g. I'm sure we watched the nightly news, and then we turned on the movie...
           我肯定我们是先看了晚间新闻，然后才开始看的电影。
    e.g. For months at a time, air raids were a nightly occurrence.
           一度有几个月，每天晚上都会发生空袭。

adj

1. happening every night

    e.g. nightly television now goes on until 3:00 or 4:00 a.m.