张口病：由气管比翼线虫 (Syngamus trachea)引起的小鸡和或小火鸡的一种病，表现喘息和气哽- binucleolate
- Binz's test
- bio-
- bioacoustics
- bioactive
- bioaeration
- bioamine
- bioaminergic
- bioassay
- bioastronautics
- bioavailability
- bioblast
- biocatalyst
- biocenosis
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- biochemistry
- biochemorphic
- biochemorphology
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