celah pengumpul bahasa Inggris

• collimating slit

• celah:    chap; chasm; chine; chink; cranny; crevice;
• pengumpul:    convener; gleaner; loding; hoarder; gatherer;
• pengumpul:    convener; gleaner; loding; hoarder; gatherer; collector; storage battery; aggregator; picker; accumulator