Joy is need and physical power.

喜乐是需求也是身体的力量。

The first is the raw, physical power.

首先是原始的身体力量。

The job needs only experience or physical power.

这个工作仅仅需要经验或体力。

Force is a physical power, and I fail to see what moral effect it can have.

强力是一种物质力量，我看不出它具有什么道德后果。

The difference is that we play good football but we've got physical power as well.

我们只关注切尔西的比赛结果，而不是阿森纳的。