Englishfor English speakers
expulsion
—
noun
(= ejection)
the act of forcing out someone or something
the ejection of troublemakers by the police
the child's expulsion from school
—
noun
the act of expelling or projecting or ejecting
—
noun
(= extrusion)
squeezing out by applying pressure
an unexpected extrusion of toothpaste from the bottom of the tube
the expulsion of pus from the pimple
from
Preposition
—
When something is from someone, the person gave or sent it.
I got a gift from my grandmother today.
—
When someone is from a place, that's where they started.
I am Chinese. I come from Hunan province.
Sorry I'm late. I just came from school.
—
You use from to talk about distances between thing in space or time.
Saturn is far from earth.
School is 5km from my home.
The year 2515 is a long time from now.
housing
Noun
—
Housing is the homes or residences where people live in a city, state, country, etc.
The housing market in is expensive.
—
A machine or part's housing is the area or container it is in.
We had to remove the housing to replace the fan.