be stricken by disaster; 受灾
natural calamities; 天灾
always dogged by misfortune; 多灾多难
good health and good luck; with one's health all right and luck not bad 没病没灾
牛津高阶第八版
美国韦氏词典
Dictionary.com
Free Dictionary
维基百科 (自由的百科全书)