backscatter
n. [物] 反向散射；背反射
例句
Britain plans to use whole-body scanners and may test the backscatter system.
英国计划使用全身扫描仪，可能会测试后向散射系统。
Two light sources are used for simulating the signal and backscatter light respectively.
采用两个模拟光源，分别模拟信号光和后向散射光。
Two light sources were used for simulating the signal and backscatter light respectively.
采用两个模拟光源，分别模拟了信号光和后向散射光。
