How much of the subject really needs a sharp focus?

主体有多少部分需要合焦？

youdao

The two rivals also a sharp focus on the board, look!

而二位对手也是全神贯注地盯着棋盘，瞧！

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Maintaining a sharp focus on the eyes is imperative, otherwise the image will fail.

一定要把焦点对准眼睛，否则照片就会失败。

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Senate Democrats were forced to make concessions to some of their members and to Independents, the most significant being the elimination of a government-run insurance option to compete with private companies whose practices have been the focus of sharp criticism for decades.

VOA: standard.2009.12.25

The program will put a sharp focus on the comparison of various types of fuel.

CENTERFORSECURITYPOLICY: Center for Security Policy | Prepared Remarks by David L. Luke III before the Casey Institute of the Center for Security Policy��s Symposium

But without decisive action and a sharp focus, you might never get a chance to refuel.

FORBES: Think Bold, Act with Focus

But, as will be seen below, when defending bank-failure-related malpractice cases, auditors will seek to change the game through the use of affirmative defenses and by placing a sharp focus on causation.

FORBES: FDIC Makes A Case Against Auditors For Bank Failures