The earliest version of peekaboo is simple looming, where the carer announces they are coming with their voice before bringing their face into close focus for the baby.

躲猫猫最开始只是一种隐而再现，监护人告诉婴儿他们要出来了，然后让婴儿能够近距离的看到自己的脸。

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"Close focus" consists of four implications which are embodied by relationship between characters, management of plot, connection of time periods, and reading experience.

“近距离”有四重涵义，分别体现在人物关系、情节处理、时间关系和阅读经验上。

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They focus on topics and matters that are close to people's hearts.

他们关注的是人们最关心的话题和事情。

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The political analyst believes Cairo would be better off to focus on issues close to home, whether successful or not.

VOA: standard.2009.11.03

Start by figuring out how close you can focus with your favorite lens, then practice shooting tight.

CNN: photojournalists share their tricks

Nine years ago, when it bought Champion, KeyCorp said it was going to close branches and focus on "higher growth" businesses like mortgages and auto financing.

FORBES: Just Saying 'No' At Champion

The ILR is one of several organisations-within-the-organisation rolled out to focus on issues close to big members' hearts.

ECONOMIST: Corporate lobbying