季节性的

The town relies on the seasonal tourist industry for jobs.

这个城镇全靠季节旅游业提供就业机会。

Tree rings and seasonal sedimentary deposits called varves can be counted to determine absolute age.

可以对树木年轮纹泥季节沉积物进行计数来确定其绝对年龄。

The testes,ovarium and reproductive tube of adult treeshrew in its morphology and weight have marked seasonal changes.

成年树睾丸、卵巢生殖管道形态及重量有明显季节变化。

Since it always was a seasonal cycle, and the ascendency followed this behavior, we averaged the ascendency over 365 successive days (duration of one year) in the oscillatory phase.

因它始终是一个季节期，并遵循了这一行优势，我们优势均超过365连续几天（期一年）振荡阶段。