검색
Buoyancy
01
부력, 부유력
the property of something weightless and insubstantial
02
희망, 낙관
a feeling of hopefulness and confidence that makes one remain cheerful, especially in sad or unpleasant situations
03
부력, 부유력
the tendency of an object to float or rise in a fluid, like water or air, due to the upward force exerted by the fluid
Example
Life jackets rely on buoyancy to keep people safe in water.
Hot air balloons use buoyancy to lift into the sky.
Ships are designed with buoyancy to stay afloat in the ocean.
04
유쾌함, 쾌활함
cheerfulness that bubbles to the surface
