b

基本解释

Suppose A equals B.
假定 A等于B。
《新英汉大辞典》
Farmer Brown's cattle are branded with the letter B.
农场主布朗的牛都烙上了字母“B”的印记。
《新英汉大辞典》
Mr. A was counsel for the plaintiff, and Mr. B for the defendant.
A先生作原告的辩护人， B先生作被告的辩护人。
《新英汉大辞典》

An A is worth four points, a B three points, a C two points and a D one point.
B=0 There's going to be some temperature where B is equal to zero. In that case, your gas is going to look awfully like an ideal gas.
在某个温度,这时，实际气体的表现，十分接近理想气体,高于这一温度它是正的。
麻省理工公开课 - 热力学与动力学课程节选
a You know that what will happen is that heat will flow from a to b from b to c and from a to c. That's common-sense.
你知道会发生的是热量从流向,从流向,以及从流向。
麻省理工公开课 - 热力学与动力学课程节选

He reduced Berkshire Hathaway ( BRK.A)( BRK.B), Citigroup ( C) and Goodman Sachs ( GS).
FORBES: Fairholme Fund Buys Mercury General, Sears, Jefferies and Wells Fargo Warrants; Sells Citigroup and Goodman Sachs