Brendan froze, not knowing where to go.

丹愣住了，不知道该坐哪儿。

youdao

He stood at the crossroads, not knowing where to go.

他站在十字路口，不知道该往哪儿走。

youdao

Not knowing where to go, he wandered along the street.

他在街上闲逛，不知道去哪里。

youdao

If you go back to your trigonometry, That's another example where knowing the trigonometry is very helpful.

回顾一下学过的三角函数,这个例子再次佐证了熟知三角函数是多么有用

耶鲁公开课 - 基础物理课程节选

Not knowing where to go, I sat and counted the chairs, which now stood in a rectangle.

NEWYORKER: Naima

When it comes to making new antibiotics, science may have found a way to improve on nature by knowing exactly where to go, and rushing to get there, rather than meandering along at nature's glacial pace.

FORBES: Kosan races Maxygen, Diversa to new drugs

For people like John, it can be awful to go from knowing where the danger is to having complete uncertainty over your future, not knowing if the service is going to keep you or not, not knowing what you are transitioning to, and knowing you are unprepared.

WHITEHOUSE: Champions of Change Blog