| 单词 | 保障系统 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔PLSS〕Portable life-support system.便携式生命保障系统美国传统〔life support〕There was a problem with the submarine's life-support system.这艘潜艇的生命保障系统出现了问题。韦氏高阶〔life-support system〕Equipment that creates a viable environment under conditions otherwise incompatible with life.生命保障系统：在生命无法存在的条件下创造一种生命的生存环境的设备美国传统〔nonresidential〕The company installs security systems in nonresidential buildings.公司在非住宅楼里安装了安全保障系统。韦氏高阶〔tender〕The government invited tenders for a project to computerize the social security system.政府就社会保障系统计算机化项目进行了招标。牛津搭配 |
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