获取或设置此时间线播放的时间长度，而不是计数重复。

Gets or sets the length of time for which this timeline plays, not counting repetitions.

youdao

在将线像蟒蛇般缠绕在播放器上之前，将耳机拔下来更好。

Or better yet, unplug headphones completely before wrapping them like a boa constrictor around media player.

youdao

在大型院线不同分支同一部电影之前并不会播放相同的片花，因此就可以将财富分摊。

The same trailers don't always play before the same movie at every branch of a large chain, so it's possible to spread the wealth around.

youdao