这次演示是
this was───n.提斯柏
demonstration───n.示范；证明；示威游行
this was so───这真是太棒了
irrefragable demonstration───无可辩驳的论证
demonstration sport───表演项目
demonstration sports───示范体育
demonstration project───示范项目，示范工程
if this was it───如果是这样的话
was───vt.是；在（am、is的过去式）
The application that was chosen for this demonstration implements a purchase order scenario.───为这次演示选择的应用程序实现一个订单案例。
This latter solution was the one used for this demonstration.───本示范即使用了后一种解决方法。
This week's demonstration was designed to drum up interest in the platform.───本周的演示是为了招徕对这个平台的关注。
This demonstration was a symptom of discontent among the masses.───这次示威表明民众中有不满情绪
This demonstration was a symptom of discontent among the students.───这次示威表明学生中有不满情绪。
This demonstration was a symptom of discontent among the students.