您要查找的是不是：
- 紫红霉素BRhodomycin B
- 紫红霉素rhodomycin
- 紫purple
- 红霉素Bberythromycin
- 紫红霉素ARhodomycin A; β-Rhodomycin Ⅱ
- 烬灰红霉素BCinerubin B
- 卢迪红霉素Brhodirubin B
- 紫红霉素 Arhodomycin Ⅱ; rhodomycin A
- 去氧红霉素，红霉素BAbbott 24091; B'erythromycin; Berythromycin; Erythromycin B
- 紫红霉素 Brhodomycin B
- 里霉素B2, 烬灰红霉素BCinerubin B
- 红霉素B，12-脱氧红霉素berythromycin
- 异紫红霉素isorhodomycin
- 她的成绩是B+。She got a grade of B plus.
- comb这个词里的"b"是不发音的。The "b" in "comb" is not sounded.
- 为B向A说情make an intercession to A for B
- 用b除adevide a by b
- 把线段AD 延长到 Bto produce the line AD to B
- 发紫empurple
- b = AP-DS1 号。b = the AP-DS1 number.
