Penny, would you mind stepping outside, so we can speak to him?

佩妮，你能不能先出去我们才能和他谈谈？

Mind your step – the railing’s loose.

【step】小心脚下，栏杆松了。

Sir would you mind stepping out of the vehicle?

先生，您介意下车吗？

By this path, the mind stepped into the mechanical theory of the universe before knowing it, and entered a distinct new phase of education.

通过这条道路， 心灵在不知不觉中步入了宇宙的力学理论， 进入了一个鲜明的教育新阶段。