adj.季节的，季节性的; 周期性的; 随季节变化的

seasonal季节性的
season,季节，当季，-al,形容词后缀。

seasonal work → 季节工作；季节性工作；季节性的工作；节令工作
seasonal worker → 季节工；临时工；季节性工人；季工人
seasonal adjustment → 季节性调整；季节调整；季节调解
seasonal unemployment → 季节性失业；时令性赋闲
seasonal affective disorder → 季节性情绪失调；季节性情感障碍；季节影响型症候群；季节性情感异常
seasonal fluctuation → 季节性波动；季节性起伏；季节变动；季节波动
Seasonal Energy Efficiency Ratio → 季节性能源效率；制冷季节能效比
Seasonal Fruit Juice → 时令果汁
seasonal stock → 季节储备；季节性库存；季节性储备；季节性存货

1. This condition is called seasonal affective disorder, or SAD for short.
[汉]这种病情叫做季节性情感失调症，或简称SAD。
——来自柯林斯例句
2. recipes that make imaginative use of seasonal vegetables
[汉]妙用时令蔬菜的菜谱
——来自《权威词典》
3. the seasonal cycle of death and rebirth
[汉]死而复生的四季轮回
——来自《权威词典》
4. seasonal workers brought in to cope with the Christmas period
[汉]为应付圣诞节期间的业务而招聘的临时工
——来自《权威词典》
5. The town relies on the seasonal tourist industry for jobs.
[汉]这个城镇依靠季节性旅游业提供就业机会.
——来自《现代汉英综合大词典》

【Adjective】

1. occurring at or dependent on a particular season;
"seasonal labor"
"a seasonal rise in unemployment"