I think that the point is to understand the text of the best focus.

我以为，切入点就是理解文本的最佳着力点。

youdao

Build something you are personally passionate about. You are your best focus group.

做你个人有热情的事情。你是你自己最好的民意代表。

youdao

Scientists and engineers will spend the next few weeks calibrating Kepler's science instrument, the photometer, and adjusting the telescope's alignment to achieve the best focus.

科学家和工程师在接下来的几周内将校准开普勒的科学仪器——光度计，并调节望远镜基线以获得最佳焦距。

youdao

If we know the financing and leasing is covered, how do we best focus on the design?

FORBES: With Hines La Jolla Project, Net Zero Comes to Larger Office Buildings

Some findings could lead to policy choices that aren't yet on the table or help determine where we should best focus our attention.

CNN: Let's take politics out of gun research

Best practices focus management on defending the business, even as market shifts lower the industry growth rate and profits.

FORBES: To Grow Think Young! Like Cisco, Amazon, Netflix