floods and droughts的用法和樣例：
例句
- The flood and drought each year brought incalculable damage to farmers.
每年的水旱災害都會(huì )給農民帶來(lái)不可估量的損失。 - The constant floods and droughts in the Yangtze and Huaihe river area during the Ming and Qing dynasties had resulted from the combined action of many elements.
明清時(shí)期江淮地區水旱災害的頻繁發(fā)生是多種復雜因素共同作用的結果。
