Tanthauzo: Zovala za valve za pulasitiki ndi gawo laling'ono koma lofunika kwambiri la galimoto iliyonse. Zipewa zazing'onozi nthawi zambiri zimanyalanyazidwa, koma zimagwira ntchito yofunika kwambiri pakusunga mphamvu ya tayala ndikuletsa fumbi, litsiro, ndi zinyalala kulowa mu valavu ...
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