不可數(shù)名詞：
1.安全；平安
2.【喻】安全保障措施 詞形變化

復(fù)數(shù) safeties

a safe place

the state of being certain that adverse effects will not be caused by some agent under defined conditions

(baseball) the successful act of striking a baseball in such a way that the batter reaches base safely

a score in American football; a player is tackled behind his own goal pne

a device designed to prevent injury

contraceptive device consisting of a sheath of thin rubber or latex that is worn over the penis during intercourse

for safety 為了安全起見,以保證安全

be in safety 安全

with safety 安全地,平安地

in safety 平安地,安然無恙地

safety factor n.安全系數(shù)

safety regulations 安全條例

flea for safety 避難,逃難

margin of safety 強(qiáng)度儲備，安全邊際，安全幅度，安全系數(shù)，安全限度，安全裕度

intrinsic safety 內(nèi)在防爆安全

safety mark 安全標(biāo)志見care mark.

safety n.[U]1.安全；平安2.【喻】安全保障措施

safety belt =safety belt

safety related adj. 安全相關(guān)的

safety pin 別針

fail safety 【計(jì)】 故障保險(xiǎn), 失效保險(xiǎn)

safety valve n. 安全閥

safety deposit n. 存款箱，保險(xiǎn)箱

safety catch n. （槍、炮等的）保險(xiǎn)栓

safety check 安全檢查

safety first adj.安全第一