end point of distillation

例句：

1. 1.The process of distillation is crucial for the production of alcohol.
   蒸馏过程对于酒精的生产至关重要。
2. 2.The end point of the reaction was reached after a few hours.
   反应的终点在几小时后达到。
3. 3. The researcher found that the end point of the reaction could be influenced by the concentration of reactants.
   研究者发现反应的终点可能受到反应物浓度的影响。