Halkee ka soo baxday barkinta barkinta kursiga.
Barkinta barkinta kursiga ayaa laga soo degay bartamaha xargaha kursiga, dhinaca bidix ee kursiga ama dhinaca barkinta, oo ka kooban saqafka, oo ay ka fogaadaan deganaanshaha shil-galka ah, oo ka mid ah deganaanshaha shilalka shilalka iyo xaaladaha kale ee khatarta ah ayaa laga tuuraa kursiga. Haddii nidaamka sicir-bararka uu si dhakhso ah ugu daadin karo wax ka yar toban meelood meel labaad haddii shil dhacdo, boorsada hawada ayaa ka dhigeysa isteerinka saamaynta ay ku yeelatay shilleyda shilka, oo boorsada hawada ayaa burburi doonta hal ilbidhiqsi kadib.