fail-safe
adj.
also failsafe, fail safe "safe against failure," 1945, originally in reference to aircraft construction, from fail, v. + safe, adj.. The novel about a nuclear attack caused by mechanical error is from 1962.
| 词汇 | fail-safe |
| 词根词缀 | Online Etymology Dictionary fail-safe adj. also failsafe, fail safe "safe against failure," 1945, originally in reference to aircraft construction, from fail, v. + safe, adj.. The novel about a nuclear attack caused by mechanical error is from 1962. |
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