component portion造句

例句与造句

1. This model facilitates the medical students to get a correct understanding of the external features of the brain and its arterial supply as a whole , as well as the relations between their component portions
   本模型适用于医学院校在讲解脑与脑血管课程时作直观教具用，便于学生了解脑和它的动脉供应的整体概念，以及各部分的相互关系。
2. It's difficult to find component portion in a sentence. 用component portion造句挺难的