You will want to use a type of remote shutter release to avoid touching the camera.

为避免碰到相机，你可以使用遥控快门线来控制快门。

youdao

It was business as usual, although they managed to avoid touching or looking at one another.

一切如常，尽管他们设法避免彼此接触或看对方。

youdao

Rather than sloping to follow the Angle of the terrain, the route is broken up into stepped levels that zigzag across the ground to avoid touching trees.

小径的路线没有顺延基地的坡度，而是分成了几个阶梯式的标高，通过之字形道路进行连接，避免碰到树木。

youdao

Francis tells us to tuck our socks over our jeans (lest driver ants swarm up our legs) and to avoid touching the stinging nettles that are everywhere.

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Using a hands-free headset or placing it on speakerphone would be simple way to avoid handling and touching the smartphone surface.

FORBES: Can Your Smartphone Spread The Flu?

Avoid touching your eyes, nose and mouth as this can spread the flu virus to others.

FORBES: 2013 Flu Season: How to Protect Yourself