spr释义:

abbr. 战略石油储备(strategic petroleum reserve)心灵研究学会(Society for Psychical Research)

例句:

The mechanism of SPR was discussed as well.

对SPR的机制进行了讨论。

slr释义:

abbr. 单镜头反射(single lens reflex)

例句:

What is an SLR?

什么是单反