b noun
or B /ˈbiː/
plural b's or bs or B's or Bs
or B /ˈbiː/
plural b's or bs or B's or Bs
Learner's definition of B
1
: the second letter of the English alphabet英语字母表的第2个字母 [count]
[noncount]
2
: a musical note or key referred to by the letter B : the seventh tone of a C-major scale*B音(C大调音阶的第7音或音符);B调 [count]
[noncount]
3
[count] : a grade that is given to a student for doing good work(学业成绩)第二等,良好 4
[noncount] —
used to refer to the second of two or more people, places, or things that are being considered(正在考虑的人、地点、或事物中的)第二个,乙
from (point) A to (point) B
— see 1a