Ntawm no yog ib qho kev qhia ntawm yuav ua li cas yuav tus menyuam stroller rau cov niam: 1) Kev ruaj ntseg 1. Ob lub log yog ruaj khov Rau cov menyuam yaus stroller, nws tseem ceeb heev seb lub cev puas ruaj khov thiab seb cov khoom siv puas ruaj khov.Hauv luv luv, qhov ruaj khov dua qhov ruaj ntseg....
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