defin.<口>挑战违抗
defabbr.防御(=defense)abbr.延缓的(=deferred)abbr.定义(=definition)abbr.明确的(=definite)
defocus analysis离焦分析
defacto standard事实标准
defeasible logic可废止逻辑
defease reaction[医] 防御反应
defogging blower除雾吹风器
defatted vaccine[医] 脱脂菌苗
defueling system抽油系统
defeasible title可废除的土地财产所有权