ในตัว(nai dtuua)

Meanings

2AdverbB2

on one’s person; carried with you

with you personally at the time, carried on your body or in your clothing or bag

3PrepositionB2

in [sb]/[sth] itself; inherently

located within a person or thing itself; by its own nature, not from outside (e.g., the talent in him; heat in the unit itself)