systematicness and regularity.
系统性和规律性。
The size or regularity of markets can vary from season to season, depending on the area's agricultural calendar, and you’re likely to find different produce on sale at different times of the year.
市场的规模或规律性可能因季节而异，取决于该地区的农业日历，你可能在一年中不同时期发现不同的农产品在出售。
例句取自历年考研英语真题，翻译为机器生成，仅供学习参考。