... wireless family defence system 无线家庭安防系统 family tracking system 释义家庭追踪系统 Family planning system 计生服务管理系统 ...
2
?家庭追踪系统
... 货物追踪系统 cargo tracking system; system 家庭追踪系统 family tracking system; fts 一维追踪系统 one-dimensional tracking system ...
权威例句
1.
The reason they call it a "family system" or a "layered defense" is that the tracking and targeting systems of each layer of technology enhance each others accuracy.