| 释义 |
B symbol Magnetic flux density B symbol- (as a medieval Roman numeral) 300
- Baryon number (physics)
- Black (on lead pencils to indicate softness)
- Boron (chem)
B or B. abbrev- Bachelor
- Baron
- Bass (music)
- Belgium (IVR)
- Bishop (in chess)
- Britain
- British
B or b /bē/ noun- The second letter in the modern English alphabet as in the Roman, corresponding to the Greek beta (Β, β), its sound a voiced bilabial stop
- The seventh note of the diatonic scale of C major (H in German notation, B being used for B flat) (music)
- The key or scale having that note for its tonic (music)
- One of the four blood types in the ABO blood group system
- The designation of the subsidiary series of paper sizes (used for posters), ranging from B0 (1000×1414mm) to B10 (31×44mm)
- In road-classification, followed by a number, the designation of secondary roads
- In hexadecimal notation, 11 (decimal) or 1011 (binary)
- The second highest in a category or range
- Something or someone of the second class or order, or of a class arbitrarily designated B
- A designation indicating lesser importance, secondary billing, etc such as the Bˈ-side of a record or a Bˈ-movie
- Anything shaped like the letter B
B flat or B noun A 19c euphemism for a domestic bedbug Bˈ-list adjective (informal) Not belonging to the most important or famous group (of celebrities, etc) B'-lister n. B lymphocyte or B cell noun A type of lymphocyte or cell, originating (in mammals) in the bone marrow, which manufactures antibodies, present on the cell surface, in response to stimulation by an antigen B quadratum, quadrate B or square B noun In old music, B natural B rotundum or round B noun In old music, B flat B'-school noun Business school not know a B from a battledore, broomstick or bull's foot (old sl) To be very ignorant B̄ symbol (medieval Roman numeral) 3000 B̄ symbol (Roman numeral) 100000 |