bǐ suì bù dēng
比:屡屡;频频。农业连年歉收。
《汉书 成帝纪》:“关东比岁不登,吏民以义收食贫民、人谷物助县官赈赡者,已赐直。”
比岁不登作谓语;指农业欠收。
There have been several lean years running.