单词 | fail-safe |
释义 | fail-safe or fail·safe (fālsāf′) adj. 1. Capable of compensating automatically and safely for a failure, as of a mechanism or power source. 2. Acting to discontinue a military attack on the occurrence of any of various predetermined conditions. 3. Guaranteed not to fail: "There is no fail-safe mechanism guaranteed either to contain or to restore presidential authority" (Arthur M. Schlesinger, Jr.) n. A fail-safe mechanism. |
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