Please stand straight, don't slouch.

请你站直，不要弯腰。

In the army, soldiers must stand straight.

在军队里，士兵们必须站直。

She told the children to stand straight to look more confident.

她告诉孩子们要站直，这样看起来更有自信。

They were totally drunk at the bar and couldn't stand straight.

他们在酒吧里酩酊大醉，无法站稳。

The doctor advised him to stand straight for five minutes every morning.

医生建议他每天早上站直五分钟。

Remember to stand straight while practicing yoga to maintain proper posture.

练习瑜伽时，记得站直，保持姿势正确。

Can you stand straight, please?

拜托，能不能摆直一点？

Walk steadily, sit tightly and stand straight.

坐要正，立要直，行走要稳健。 。

If you stand straight do not fear a crooked shadow.

身正不怕影子斜.

So long as they are empty they stand straight raising their head high;

只要它们是空的，它们就茁壮挺立，昂首睨视；