工学 总论 释 top-down 自上而下 在规划的制定、实施过程中，规划及相关政策的执行者（政府）是主要的参与者，并集中关注在宏观层面决策和贯彻落实衔接的方式。
软件工程 释文 top-down 自顶向下
- serous perichondritis of auricle
- Serowe
- Serpens
- Serpens Caput
- Serpens Cauda
- Serpens Dark Cloud
- Serpens molecular cloud
- serpentine
- serpentine asbestos fibers
- serpentine curve
- serpentine jade
- serpentine leafminer
- serpentinite
- serpentinization
- Serpent Players
- serpentuator
- serpin
- Serralves Museum of Contemporary Art
- serrasoid
- Serratia marcescens infection
- serration
- serratus anterior
- serratus posterior
- Serravallian Stage
- Serre