| 正面 | 1134.safety 英 ['seɪftɪ]美 ['sefti]     |
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| 背面 |     释义： 1. 可以理解为站在那里目不转睛地盯着某某。2. *ster- / *star- "stiff, rigid" => stare.3. => look fixedly at, look at sb / sth stiffly or rigidly.n. 安全；保险；安全设备；保险装置；安打 例句： 1. They offer tips on topics such as home safety.他们就家居安全等问题提供建议。 safety 安全safe,安全的，-ty,名词后缀。 safety (n.)early 14c., from Old French sauvete "safety, safeguard; salvation; security, surety," earlier salvetet (11c., Modern French sauveté), from Medieval Latin salvitatem (nominative salvitas) "safety," from Latin salvus (see safe (adj.)). Meaning "trigger-lock on a gun" is attested from 1881. As a North American football position, first recorded 1931. As a type of score against one's own team, 1881. Safety-valve, which diminishes the risk of explosion, is from 1797; figurative sense recorded from 1818. Safety-net in literal sense (in machinery) by 1916, later of aerial circus performances (1920s); figurative use by 1950. Safety-first as an accident-prevention slogan first recorded 1873." |