Both Uses

interpret
in
Candide
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"I will be your interpreter here," said he to Candide; "let us go in, it is a public-house."†
Chpt 17 *

interpreter = someone who translates language
"Do you worship but one God?" said Cacambo, who still acted as interpreter in representing Candide's doubts.†
Chpt 18

Definitions:

(1) (interpret as in: interpret Spanish to English)
to translate someone’s words into spoken words of another language while they are speaking
(2) (interpret as in: her interpretation of the data)
to understand or explain something in a particular way -- often the meaning or significance of something
(3) (interpret as in: her musical interpretation)
capture someone else's ideas, or express personal artistic ideas or feelings while performing someone else's work
(4) (meaning too rare to warrant focus)