A clean filter would allow one to see light poking through the 'pores' of the filter whereas a dirty filter would block out the light entirely.
一个干净的过滤器将允许一个人看到戳通过光的毛孔的过滤而肮脏的过滤器可以堵住了灯完全复原了。
A clean filter would allow one to see light poking through the 'pores' of the filter whereas a dirty filter would block out the light entirely.
一个干净的过滤器将允许一个人看到戳通过光的毛孔的过滤而肮脏的过滤器可以堵住了灯完全复原了。
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