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b

US [biː]
UK [biː]
  • na.【数】(顺序)第二;第二已知数;〈美〉(学业成绩)良好;B级
  • Web乙;到;十亿
Plural Form:B's  
b
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n.
— see also
B-road
1.
[c][u]
英语字母表的第 2 个字母the second letter of the English alphabet
‘Butter’ begins with (a) B/‘B’.
butter 一词以字母 b 开头。
2.
[c][u]
B 音(C 大调的第 7 音或音符)the 7th note in the scale of C major
3.
[c][u]
(学业成绩)第二等,良the second highest mark/grade that a student can get for a piece of work
She got (a) B in/for History.
她的历史科成绩是B。
4.
[u]
(表示两个或两个以上可能性中的)第二个used to represent the second of two or more possibilities
Shall we go for plan A or plan B?
我们选用第一方案还是第二方案?
5.
[u]
(假设的或不指出姓名身份的第二人)乙,乙某used to represent a person, for example in an imagined situation or to hide their identity
Let's pretend A meets B in the park.
假设甲某和乙某在公园里相遇。
symb.
1.
B 级公路(英国公路代号,后接数字)used in Britain before a number to refer to a particular secondary road
the B1224 to York
通往约克的 B1224 号公路

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Definition:
Category:AllAll,OralOral,WrittenWritten,TitleTitle,TechnicalTechnical
Source:AllAll,DictionaryDictionary,WebWeb
Difficulty:AllAll,EasyEasy,MiddleMiddle,HardHard
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