I say them like words, or in the case of the AT-RT (the mini AT-ST from ROTS with the exposed driver) I just add a vowel to be able to say it like a word -
AT-AT = at at
AT-TE = at tea
AT-ST = at sit
AT-RT = at rit
I say them like words, or in the case of the AT-RT (the mini AT-ST from ROTS with the exposed driver) I just add a vowel to be able to say it like a word -
AT-AT = at at
AT-TE = at tea
AT-ST = at sit
AT-RT = at rit