求翻译：这就需要合理的体外模型来对药物的体内行为进行预测,主要包括吸收、分布、代谢、消除、DDI (药物相互作用) 和毒性等方面的预测是什么意思？

This will require a reasonable amount of in vitro model for prediction of drug in vivo, absorption, distribution, metabolism, elimination, including DDI (drug interaction) and toxicity of the forecast