B

听听怎么读

英 [bi:]

是什么意思

英语字母表的第2个字母；

英英释义

B[ bi: ]

n.
- aerobic rod-shaped spore-producing bacterium; often occurring in chainlike formations; found primarily in soil
  同义词：bacillus
- originally thought to be a single vitamin but now separated into several B vitamins
  同义词：B-complex vitaminB complexvitamin B complexvitamin BB vitamin
- a trivalent metalloid element; occurs both in a hard black crystal and in the form of a yellow or brown powder
  同义词：boronatomic number 5
- a logarithmic unit of sound intensity equal to 10 decibels
  同义词：Bel
- (physics) a unit of nuclear cross section; the effective circular area that one particle presents to another as a target for an encounter
  同义词：barn
- the 2nd letter of the Roman alphabet
  同义词：letter b
- the blood group whose red cells carry the B antigen
  同义词：type Bgroup B

学习怎么用

词组短语

party b乙方

hepatitis b n. 乙型肝炎

b virus［病］B病毒

hepatitis b virus乙型肝炎病毒；[病毒学]B型肝炎病毒

b cellB细胞

rhodamine b[化]罗丹明B；[化]若丹明B

hepatitis b vaccine n. 乙肝疫苗；乙型肝炎疫苗

amphotericin b两性霉素B

epidemic encephalitis b流行性乙型脑炎

b flat脚掌平伏

vitamin b complex复合维生素B

b lymphocyteB淋巴细胞

b to b 企业对企业（电子商务的一种，Business to Business）

n b abbr. （拉）注意（nota bene）；英国北部（North Britain）；新不伦瑞克市（New Brunswick）

linear b n. （古希腊的）B类线形文字

japanese b encephalitis流行性乙型脑炎；日本乙型脑炎

更多收起词组短语

权威例句

The Journal of Physical Chemistry,.B
Journal of Polymer Science. Part B, Polymer Physics
Temperature stablity of coercivity of Dy-diffused Nd-Fe-B sintered magnet
B – Physiotherapy in forensic psychiatry
Composition and Properties of Petroleum : H. J. Neumann, B. Paczynaski-Lahme and D. Severin 1981, 137 p., $9.50, John Wiley & Sons L...
J.B. & J.B., BIOGRAPHERSPhilip Larkin Life, Art and Love. By James Booth
Cluster Analysis and Display of Genome-Wide Expression Patterns
Initial sequencing and analysis of the human genome
Numerical recipes in C: the art of scientific computing
Primer-directed enzymatic amplification of DNA with a thermostable DNA polymerase.

b开头的单词