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before and after
 before and after
gen. 前后
| data
 data
avia. 诸元; 信息; 特性
desert. 资料; 数据
dril. 数据采集和技术分析系统
math. 数字; 事实

to phrases
before and after
gen. 前后
tech. 前后效果对比
before and after data
: 20 phrases in 8 subjects
Agriculture1
Business3
Computers1
Economy2
General1
Information technology1
Rail transport1
Technology10