as security

作为低押品  detail>>

for security

为了确保安全  detail>>

in security

安全地  detail>>

in security for

作担保 作为...的担保  detail>>

it security

信息安全技术 信息技术安全  detail>>

on security

关于安全  detail>>

security

 n.  1.安全(感)；安稳；稳妥；平安。 2.确实；确信；把握；可靠性；安心。 3.【军事】防御物。 4.保护；防护；保卫；防御 (ag...  detail>>

bid security, tender security

投标保证金  detail>>