oneThis plural form is used for numbers like: 1
about 1 hour
otherThis plural form is used for numbers like: everything else
khoảng {{count}} giờ
about 1 hour
about {{count}} hours
about 1 hour
about {{count}} hours
khoảng {{count}} giờ
about 1 hour
about {{count}} hours
khoảng {{count}} giờ
about 1 hour
about {{count}} hours
khoảng {{count}} giờ