Englishfor English speakers
while
Preposition
—
If mathx/math happens while mathy/math happens, they happen at the same time.
He fell asleep while sitting at his desk.
while
Noun
—
A while is a short time.
After a while I will stop working and cook food for us.
while
Verb
—
To pass time.
On Sundays, I like to while away the time by reading.
in
Preposition
—
Used to show that something is inside something else.
The cat is in the box.
—
Used to show that someone is at home, or is available.
Is John in?
The Doctor is now in.
—
Used to show movement towards the inside.
The rain came in through the window.
shipment
Noun
—
A shipment is a load of goods that is transported in any way possible.
We're expecting another shipment of oranges tomorrow.
—
Shipment is the act of transporting goods
Shipment of crude oil along this route is prohibited unless there is a permit to do so.