当season意为时期、季节时是可数的。当它意为变得成熟；变干燥这个意思时就是不可数的。
相关介绍
例句：
The play opens for a second season in London next week.
下周，这部剧将在伦敦开始第二轮演出。
They have not had a win so far this season.
他们这一赛季迄今还没有赢过一场。
We need extra help during the peak season.
我们在最繁忙的季节需要额外人手。
He scored his first goal of the season on Saturday.
他在星期六的比赛中打进了他在本赛季的第一个球。
There have been just three winners from his stable this season.
这个赛季他的马只有三匹获胜。
They finished the season at the head of their league.
赛季结束时他们在联赛中排名榜首。
