and you've got to hit a ball which is on the ground with a sort of croquet mallets.

你要用一个类似木槌的东西去打击地上的球。

知道马球吗？ - SpeakingMax英语口语达人

So Israelite-Judean religion on the ground shared many cultic forms and practices and rituals with Canaanite and Ancient Near Eastern culture generally.

因此以色列-犹太宗教本质上来说,和迦南以及古近东时期的文化,在宗教形式、操作和仪式上有很多共同点。

耶鲁公开课 - 旧约导论课程节选

But even so, he says, the animal's life is to be treated with reverence, and the blood which is the life essence must be poured out on the ground, returned to God, not consumed.

即便如此，上帝仍认为，动物的生命应当被尊重，而作为生命重要元素的血，应当倒在地上,不应当引用，而是应该归还上帝。

耶鲁公开课 - 旧约导论课程节选

Even when presented with the option to cease philosophizing, he refuses to do so on the ground that, again, he is acting under a command, divine command and cannot do otherwise.

就算他,可以选择停止哲思，但他拒绝那么做，理由是他已接受指示，神性指示，所以别无选择。

耶鲁公开课 - 政治哲学导论课程节选

When you have a velocity in the moving plane frame and you want to find the velocity on the ground, you should add to every object in the plane the velocity of the plane with respect to the ground.

当你在运动的飞机上运动,然后你想找到相对于地面的速度,你就应该给每个物体加上,飞机相对于地面的速度

耶鲁公开课 - 基础物理课程节选