场次特大旱灾
Concrete catastrophic drought disaster
干旱灾害
arid calamity
Draught disaster
drought calamity
arid disaster
drought disaster
Droughts
arid meteorological disaster
Drought
旱灾脆弱性
drought disaster vulnerability
the agricultural vulnerability to drought
旱灾等级
drought level
Degree of drought disaster
旱灾规律
Regularity of drought disaster
旱灾频率
Changing of drought years