- Ordinary people can understand how the compass works.
The compass usually has four directions: east, west, south and north.
- I need a compass.
Every member of our expedition will carry a compass in good condition.
Our coach trained us to use the compass to judge the direction in the sea water.
I'm working on an electronic compass recently.
You can buy high-quality compasses in mountaineering supplies stores.
The housing of this compass is made of aluminum alloy, so it is very durable.
The casing of this compass is completely sealed, so it can be used normally in water.
My daughter learned how to use the compass at school today.