acid fast
英
美
- acid n.酸;酸性物质;迷幻药adj.酸的;酸性的;尖酸的
- fast adj.快的;迅速的;紧的;牢固的;放荡的adv.快速地;紧紧地;放荡地;深深地n.斋戒;禁食;系泊用具v.斋戒;禁食
形容词 acid-fast:
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not easily decolorized by acid solutions; pertains to micro-organisms (especially the tubercle bacillus that causes tuberculosis)