用“calamity”造句大全，calamity造句
Anoptimistseesanopportunityineverycalamity,apessimistseesacalamityineveryopportunity.TheattackonPearlHarborwasacrushingcalamity."Howwasyourholiday?"-"Itwasacalamity.".Evenagreaternaturalcalamityca...
用“natural calamity”造句大全，natural calamity造句
extraordinaryseriousnaturalcalamityThenaturalcalamitywasquiteserious.Agreaternaturalcalamitycannotdauntus.Serioussuddennaturalcalamityandartificialcalamityaremainfactorswhichcausethegeneralemergency.E...