Keep your head and body vertical, and your feet firmly on the floor in front of you so your knees bend over your toes.

保持头部和上身竖直，你的双足平稳地放在你前方，从而让你的膝部弯过你的脚趾。

youdao

While keeping your spine in alignment, bend from your hips and reach toward the floor. Aim to touch your toes, but if you can't reach, rest your hands on ankles or shins.

在保持脊柱笔直的同时，上半身向前倾，尽可能使双手触及脚趾，但是如果够不到的话，你也可以将手放在脚踝或小腿上。

youdao

Bend your right leg and place the toes of your left foot on the edge of the step.

右腿弯曲，用左脚脚趾踩在楼梯边上。

youdao