- connected with the science of biology生物学的
- the biological sciences生物科学
Topics Biologyb2 - connected with the processes that take place within living things生物的；与生命过程有关的
- the biological effects of radiation辐射对生物体的影响
- the biological control of pests (= using living organisms to destroy them, not chemicals)对害虫的生物防治（用生物方法而非化学药剂来消灭它们）
Topics Biologyb2 - (of a member of a person's family) related by blood生物的；与生命过程有关的
- a child’s biological parents (= natural parents, not the people who adopted him/her)孩子的亲生父母
- (of washing powder, etc.洗衣粉等) using enzymes (= chemical substances that are found in plants and animals) to get clothes, etc. clean加酶的
- biological and non-biological powders加酶和不加酶的洗衣粉