Ma Bollards, zolemba zolimba, nthawi zambiri zosadzikweza zomwe zimapezeka m'matauni osiyanasiyana, zayambitsa mkangano pazamtengo wake. Kodi ndizofunika kuyika ndalamazo? Yankho limadalira nkhani ndi zosowa zenizeni za malo. M'madera omwe muli magalimoto ambiri kapena omwe ali pachiwopsezo chachikulu, ma bollards amatha kukhala amtengo wapatali. Iwo amapereka c...
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