We cannot do experients on animals for curing the humans' diseases.
举一反三
- Medicine is the science and practice of the curing of human diseases.
- I think we should put as much ________ on preventing disease as we do on curing it.
- Fear is a biological process by which animals, including humans, secure the necessary energy to do a job that really matters.
- We cannot figure out quite a number of insects, birds, and animals are dying out.
- When Nightingale was little, the army doctors, did not know enough about healing wounds and curing diseases.