safety
n. 安全, 保险, 平安, 保安设备 vt. 保护, 防护
发音
词形变化
别名
教材释义与例句
安全；保险；安全设备；保险装置；安打
when someone or something is safe from danger or harm
You shouldn't travel alone, for safety's sake .
为安全起见，不要独自一人旅行。
For your own safety , please do not smoke inside the plane.
为了您自身的安全，请不要在飞机上吸烟。
释义与例句
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1.
The condition or feeling of being safe; security; certainty.
安全
安全性
可数 不可数If you push it to the limit, safety is not guaranteed.
He managed to reach the border and escape to safety.
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2.
A safety lock or safety catch: a mechanism on a weapon or dangerous equipment designed to prevent accidental firing or operation.
可数 不可数 工程Be sure that the safety is set before proceeding.
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3.
Preservation from escape; close custody.
可数 不可数 -
4.
An instance of a player being sacked or tackled in the end zone, or stepping out of the end zone and off the field, resulting in two points to the opposite team.
可数 不可数 体育 游戏He sacked the quarterback in the end zone for a safety.
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5.
Any of the defensive players who are in position furthest from the line of scrimmage and whose responsibility is to defend against passes as well as to be the tacklers of last resort.
可数 不可数 体育 游戏The free safety made a game-saving tackle on the runner who had broken past the linebackers.
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6.
A safety squeeze.
可数 不可数 体育 游戏 -
7.
A safety shot or sequence of such shots.
可数 不可数 体育 游戏That was a poor safety from Higgins.
After thirty minutes of safety, Selby finally potted a red, to ironic cheers.
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8.
A safety bicycle.
可数 过时 不可数
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1.
To secure (a mechanical component, as in aviation) to keep it from becoming detached even under vibration.
及物 -
2.
to secure a firing pin, as in guns, to keep the gun from firing
词汇关系
相关短语
词源
Inherited from Middle English savete, from Old French sauveté, from earlier salvetet, from Medieval Latin salvitās, salvitātem, from Latin salvus.
来源：wiktionary