Muzakudya, mankhwala atsiku ndi tsiku, chakumwa, zodzoladzola ndi makina ena amakono onyamula, makina olembera okha amatenga gawo lofunikira. Poyerekeza ndi zolembera pamanja, mawonekedwe ake amapangitsa kuti liwiro lolemba papakedwe lazinthu likhale labwino kwambiri. Komabe, ma laboratory ena ...
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