I space out for a bit.

vent: 통풍구 / 분통을 터뜨리다.

ventilation: 통풍, 환기

emit: (gas, pollutant, light) 방출하다. / 감정에 대해서는 x

voice: (as a verb) voice your opinion, voice concern

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Can you believe the audacity of her?

(그 사람 정말 뻔뻔하지 않아?)

audacity: (positive) 대담함(bravery) , 

           (negative) 뻔뻔함(brazen, shameless)

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I am trying to vent about my work day and you aren't even listening!.

(내가 오늘 직장 생활 어땠는지 털어 놓으려고 하는 데 너는 들으려고 하지도 않네.)

You aren't even looking at me right now.

(심지어 보고 있지도 않네요.)

You aren't even trying to explain about it to me.

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I am sorry. I had a long day and am a little bit tired.

You are going to have a long day.

(오늘 하루 힘들거야.)

After having a long day at work, I came home to relax.

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My apologies(I am sorry). I have just been talking and didn't even ask you about your day.

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The things is I don't have cash on me.

(문제는/ 근데 말이지.. 지금 나한테 현금이 없어.)

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I'll be in Korea for the rest of the year.

(올해의 남은 기간[시간] 동안 한국에 있을 겁니다.)