from a more pragmatic atandpoint,evidence abounds that animal subjects are still an indispensable p

from a more pragmatic atandpoint,evidence abounds that animal subjects are still an indispensable p
from a more pragmatic atandpoint,evidence abounds that animal subjects are still an
indispensable part of scientific research at this phase of human development.
英语人气:819 ℃时间:2020-03-22 07:53:35
优质解答
从务实的角度来看,证据显示,人类发展到此阶段,动物学科仍然是科学研究领域中必不可少的一部分.
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