under 1 year old (of a baby); (lit.) 0 years old
under 1 year old (of a baby); (lit.) 0 years old
under 1 year old (of a baby); (lit.) 0 years old
under 1 year old (of a baby); (lit.) 0 years old
very close range; close quarters
zeroth law of thermodynamics
zero divisor; null factor; nil factor
very close range; close quarters
zeroth law of thermodynamics
zero divisor; null factor; nil factor
very close range; close quarters