Look to the back and front and from side to side of your audience, selecting an individual to focus on and then moving on to someone.

前后左右地环视你的听众，选择一个人作为焦点，然后再换另一个人。

youdao

The house has three bedrooms at the front and two at the back.

房屋正面有三间卧室，后面两间。

《牛津词典》

You can do this with your calf muscles, thigh muscles (front and back), chest, abdomen, buttocks, shoulders and back.

你可以对你的小腿肌肉、大腿肌肉（前面和后面）、胸部、腹部、臀部、肩部和背部这么做。

youdao

Other experts have said the Microraptor probably flew with its back wings a little under and in a direction like that of the front wings.

VOA: special.2010.03.16

And I think of that front and back of the page as another kind of knight's move. You think you're looking at one thing, and you land on another.

这让我想到这页的开头和结尾都是一种迂回前进,你认为你正在看某样事物,事实上你在看另一个。

耶鲁公开课 - 1945年后的美国小说课程节选

How do they decide who went in front and who went in the back?

他们怎么决定谁站前面谁站后面

耶鲁公开课 - 古希腊历史简介课程节选

Last year, my friend Sam, a retail operations manager of a CSA and agritourism farm, asked if I could help him find software that would enable him to connect the back and front-ends of the farm he managed.

FORBES: Farmonic On Developing Field Management Software for Sustainable Farms

Incidentally, the cover to Mines is a stereogram, so if you hold the cardboard cover art so you can see both the back and front at the same time, the statue on the front and back cover will appear to be 3D.

NPR: First Listen: Menomena, 'Mines'

From driving the battered old Commer, with hard benches back and front and his charges sleeping among the amps, he progressed to a tour bus and then to a chauffeured limousine with blacked-out windows, forcing its way through crowds of weeping teenage girls.

ECONOMIST: Neil Aspinall