Grade I, grade B

乙───B;一级───class a

The vacant W.B.C. junior-lightweight title has been called off.───空缺的世界拳击理事会次轻量级头衔被取消了。

I got B plus (B+) in the test.───我考试得了个B+。

Liver cancer is linked to the hepatitis B virus.───肝癌与乙肝病毒存在关联。

Emily Clifton, b. 1800───埃米莉∙克利夫顿，1800年生

Philip Smith, d.b.a. Phil's Signs───用菲尔标志公司名义经营的菲利普∙史密斯

Cars are for getting people from A to B in maximum safety.───汽车用于将人们尽可能安全地从一地送往另一地。

"O.O.B.E." is short for "Out Of Body Experience".───O.O.B.E.是OutOfBodyExperience（身外体验）的缩略形式。

I was assigned to B platoon.───我被派到B排工作。

We should require that every student is immunized against hepatitis B.

Make sure you have a balanced intake of vitamins A, B, C and D.

Vitamin B 6 must be adequately supplied.

What's the difference between A and B?A.

A precedes B in the alphabet.