fail-safe (adj.) fail-safe n.自動防故障裝置adj.故障自動保險(xiǎn)的；能組織軍事攻擊的；萬無一失的fail-proof [計(jì)] 無故障的, 防止出故障的fail-passive 工作可靠但性能有下降fail-over n.故障切換fail-open 出事故則開fail-frost n.故障凍結(jié)fail-closed 出故障則關(guān)fail-all adj.全失傚的；全出故障的fail to resolve 解決未果fail to get hold of 失fail to do sth 做某事失敗fail to do 失??；未做成fail to 未能fail safe n.自動防故障裝置adj.故障自動保險(xiǎn)的；能組織軍事攻擊的；萬無一失的fail mark [材料科學(xué)]不良記號fail link [航空、航天科學(xué)技術(shù)]損壞防護(hù)連接[物理學(xué)]損壞防護(hù)連接fail in the test 考試失敗fail in the exam 考試不及格fail in shear 剪切損壞