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Buoyancy
01
浮力, 浮动性
the property of something weightless and insubstantial
02
希望, 乐观
a feeling of hopefulness and confidence that makes one remain cheerful, especially in sad or unpleasant situations
03
浮力, 浮动性
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
04
愉悦, 快乐
cheerfulness that bubbles to the surface
buoyancy
n
buoy
v
例子
The concentration of salt in the ocean water affects its buoyancy.
Hot air balloons use buoyancy to lift into the sky.
The dive suit included built-in buoyancy control for safety.
Ships are designed with buoyancy to stay afloat in the ocean.
Understanding buoyancy helps engineers design efficient boats and submarines.
