| 释义 |
bel1 /bel/ noun- A unit used to express a relationship between two power levels, the number of bels being the logarithm to the base 10 of the ratio between the two levels
- Cf decibel
ORIGIN: Alexander Graham Bell (1847–1922), inventor of the telephone bael, bel or bhel /bel/ noun- A thorny Indian rutaceous tree (Aegle marmelos)
- Its edible fruit, the Bengal quince
ORIGIN: Hindi |