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单词 buoyancy
释义 buoyancy
 /boy"euhn see, booh"yeuhn see/,  n.  
  1. the power to float or rise in a fluid; relative lightness.
  2. the power of supporting a body so that it floats; upward pressure exerted by the fluid in which a body is immersed.
  3. lightness or resilience of spirit; cheerfulness.
 Also, buoyance.
 [1705-15; BUOY(ANT) + -ANCY]
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更新时间:2024/11/10 11:04:41