securities

• Preparedness ensures security .
  无备必定吃亏。
• She acknowledged a security guard's friendly salute .
  她向一个负责警卫的保镖友好地答了礼。
• Elinor's security sank .
  埃莉诺的把握丧失了。
• A documentary draft offers greater security to the exporter .
  跟单汇票对出口商来说更为保险。
• Most of the families in our road are on social security .
  我们这条街多数家庭都享受社会福利。
• One moment 's false security can bring a century of calamities .
  图一时之苟安，贻百年之大患。
• Such offences as his profoundly endanger public security .
  他这样的犯法行为极大地危及公共安全。
• The british were constantly increasing their cipher security .
  英国人不断地加强密码的保密措施。
• I must provide security for joe's 18-inch spinal cord .
  我必须为乔的那个18英寸的脊髓提供安全保护。