我本没有必要同你解释
“I don't owe you an explanation.”
THE DIALOGUE REEL
我本 没有必要 同你 解释
“I don't owe you an explanation.”
“But since you're just as keen on knowing the truth as I am,”
“You have no right to demand answers from me, but I will indulge you out of charity.”
In traditional hierarchical discourse, a social superior explicitly points out their lack of obligation to emphasize that providing answers is a benevolent favor.
LEARNING CHUNKS & PARTICLES
there is no need / unnecessary
Used to firmly dismiss someone's expectation or rule out an obligation.
to explain to you
A slightly formal, classical-tinged way to say 'explain to you' (using 同 instead of 跟/和).