It's difficult to look natural when you're feeling nervous.

当你紧张的时候，就很难显得轻松自然。

《牛津词典》

But we want it to look natural.

但我们扔向想让它看起来很自然。

youdao

To look natural, they should be a little away from your body.

为了看起来自然，手臂与身体应该稍微有点距离。

youdao

It may look like a natural environment of lakes and woodlands, but it was entirely built by human labor.

VOA: special.2009.10.30

The trees surrounding Biltmore look like a natural forest.

VOA: special.2009.11.16

A look at some of the major natural disasters in recent years makes clear that health facilities are vulnerable.

VOA: standard.2009.10.14

But Mr. Koch, the old pro, was doing me the favor of engaging me in conversation so that the resulting image would look natural, less like a photo op.

WSJ: Ed Koch: A Mayor and His City

Sure, she's photogenic, knows how to look natural on camera (not an easy task) and can more than hold her own in the fisticuffs, but she's not (yet) all that adept with her lines.

CNN: Review: 'Haywire' is a rush

Schiller makes them look natural.

FORBES: Apple. Tablet. Live.