to let fresh air into a space
空間に新鮮な空気を入れる (kūkan ni shinsen na kūki o ireru)
"Open the windows to air out the room."
"部屋を換気するために窓を開けてください" (heya o kanki suru tame ni mado o akete kudasai)
to give up or quit
showing maturity or wisdom greater than expected for one’s a...
a violation or failure to adhere to security protocols
To be very similar in character or behavior.
feeling slightly unwell or upset
to complete something perfectly by adding the final details