Another question is: at what angle should you fire your projectile so it will go the furthest?

另一个问题是以多大角度抛出,物体能飞得最远

耶鲁公开课 - 基础物理课程节选

You can sign up with the Salem Fire Corporation, pay a yearly subscription fee, and if your house catches on fire, they will come and put out the fire.

你可以和塞伦消防公司签约，每年支付会员费，如果你的房子着火，他们会来灭火。

耶鲁公开课 - 公正课程节选

One says, aim at your enemy and fire like this.

一种是,直接瞄准敌人,像这样射击

耶鲁公开课 - 基础物理课程节选