"Downdraught" Natural Recordings by Native Speakers
A downdraught is a current of air that moves downwards, usually in a room or a building, often caused by the exhaution of gases or air heated by a fire, stove, or radiator, which then sinks to the floor.
"Downstream" refers to something that is moving or happening in the direction of a river's flow or movement, typically in contrast to upstream. It can also be used metaphorically to describe a trend, event, or development that is moving or progressing in a particular direction.
The phrase "down-to-earth" is an idiomatic expression that means being practical, realistic, and free from pretentiousness or artificiality. It describes someone who is honest, straightforward, and unpretentious, often with a no-nonsense approach to life.