en_tn_lite_do_not_use/2ti/02/15.md

to present yourself to God as one approved, a worker who has no reason to be ashamed

"to present yourself to God as a person who has proven to be worthy and with no cause for shame"

a worker

Paul presents the idea of Timothy correctly explaining God's word as if he were a skilled workman. AT: "like a workman" or "like a worker" (See: rc://en/ta/man/translate/figs-metaphor)

accurately teaches the word of truth

Possible meanings are 1) "explains the message about the truth correctly" or 2) "explains the true message correctly."