safety

safety

名词 safety:

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

a safe place

同义词：refuge

a device designed to prevent injury

同义词：guard, safety device

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

同义词：base hit

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

同义词：condom, rubber, safe, prophylactic

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