- binoculars
- telescope
- CL:付【fù】,副【fù】,部【bù】
Generated: This refers to a handheld optical instrument that provides a magnified view of distant objects using two telescopes mounted side by side.
I use binoculars to observe birds.
Generated: This refers to a larger optical instrument used for viewing distant celestial objects, typically set up in one location.
They use a telescope at the observatory to study planets.