Maximize the time of flight and you point a cannon like this.

让飞行时间最大化，你像这样瞄准一门大炮。

youdao

Our beliefs were taken from us, and beliefs were imposed upon us at the point of sword and cannon.

VOA: standard.2010.04.05

Other one says, maximize the time of flight and you point a cannon like this.

另一种是,让飞行时间最长,像这样进行瞄准

耶鲁公开课 - 基础物理课程节选

My name is Caroline Cannon, president for the Native Village of Point Hope.

WHITEHOUSE: President Obama Opens Tribal Nations Conference