how stupid is it to run an air purifier with windows openとは 意味・読み方・使い方

to put on airs―give oneself airs

assume [put on] airs＝give oneself airs

a canopy-shaped deflator used to disperse smoke and deodorize the air

I could freeze to death in this office when the air conditioning is turned on

to assume a superior air―put on a patronizing air

to assume a superior air―put on a patronizing air

heater that removes mist from the windshield of a car

a vent (as in a roof) for smoke to escape

an act of purifying foul water by pumping air into it

There will be improvement in airflow after the ductwork.

to let in fresh air―admit fresh air

to generate wind with a fan

furnish with an opening to allow air to circulate or gas to escape

We have a machine that humidifies the air in the house

if you keep the room shut, the air becomes close

a filter that removes dust from the air that passes through it

to assume an unconcerned air―put on an indifferent air―put a good face on the matter

a fan that blows heated air out of the attic of a building

open a window and let in some air

a fan that moves air out of an enclosure

to be permitted to fan with a round fan

the aperture of a wind instrument into which the player blows directly

to go outdoors for a breath of fresh air

a sudden noisy expulsion of air from the lungs that clears the air passages

the ventilation opening of a heater and/or furnace

The air-conditioner isn't taking in enough air.

to assume an indifferent air―put on an unconcerned air―put a good face on the matter―carry it off well

Is there anything that you can do about the noise from the air conditioner?

spout moist air from the blowhole

a ventilation shaft through which air enters a mine