[やまとりほ] [TOPSTEP 6K CHALLENGE] [�n������] [di tÃÂch] [�����ڲ������i��������� "ȱ��" "�ܿ�" "����" �ƿ���·] [Pulleys must be in proper alignment or belt and bearing wear will occur.Group of answer choicesFalseTrue] [thảm kịch vÃÃ] [rilla dæ°á»›i mã¡i nhã bãªn ã¡nh lá»a] [Ma th] [triết h��c lục �]