safeguard

保护措施英释nna rule, agreement etc that is intended to protect someone or something from possible dangers or problems

1 safeguard mechanism,保障机制

2 safeguard against,防范；预防

1 International safeguards prevent the increase of nuclear weapons..国际安全条约防止核武器数量增加。

2 safeguards against the exploitation of children.避免儿童遭受剥削的保护措施