有害反应;逆反应

adverse reaction的用法和样例：

例句

Time-reversal invariance predicts equality of transition probabilities for a reaction and its inverse.时间反演不变性预言，一个反应和它的逆反应，其跃迁几率相等。
Finally, the effects of reversible reaction to the isotope enrichment was investigated.最后研究了逆反应对同位素浓缩过程的影响。

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