safety
                                                    英 ['seɪftɪ]
                                                                        美 ['sefti]
                        
                
                
                
                
                    
                                    
                
                                                                                        safety 中文词源
                
                
                    safety 安全safe,安全的,-ty,名词后缀。
                 
                                                safety 英文词源
                
                
                    
                        - 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.
 
                
                                                    safety 双语例句
                
                
                    1. They offer tips on topics such as home safety.  他们就家居安全等问题提供建议。 来自柯林斯例句
 - 2. The built-in safety device compensates for a fall in water pressure. 
- 该内置式安全装置在水压下降时能提供保护。
来自柯林斯例句
 
- 3. The five survivors eventually reached safety, ragged, half-starved and exhausted. 
- 5位幸存者最终到达安全之地时已经衣衫褴褛、饥肠辘辘、精疲力尽。
来自柯林斯例句
 
- 4. Despite its demonstrable speed and safety, the boat failed to become popular. 
- 虽然其速度和安全性都可得到证明,但这种船还是不受欢迎。
来自柯林斯例句
 
- 5. Contact the health and safety rep at your union. 
- 与你所在工会的健康安全代表联系。
来自柯林斯例句