归源
归源-
多元化的劳动归源于人类的活劳动，活劳动是价值创造的终极来源。
Pluralistic labour originated from direct human labour which in turn provided the final source for the creation of value .
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一学生声归放射源的半衰期不应过长以对病人造成过长的伤害。
A student claims that the half-life of the radioactive source should not be too long to cause a prolonged harmful effect to the patient .
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客观归责理论源于因果理论的发展，通过对因果理论的分析可以得出客观归责理论发展的脉络。
The objective imputation comes from causal theory .