我系鞋带时，你能拿着这个包吗？

Can you hold this bag for me while I tie my shoes?

她不得不跪下系鞋带。

She had to kneel to tie her shoelaces.

她单膝盖跪地系鞋带。

She bent down on one knee to tie her shoe.

这位慢跑者停下来系鞋带。

The jogger stopped to tie his shoelaces.

你应该在跑步前系鞋带。

You should lace up your shoes before running.

孩子们正在学习如何系鞋带。

The kids are learning how to tie a shoelace.

这个孩子学会了自己系鞋带。

The child learned how to tie a shoelace by himself.

孩子们正在学着如何系鞋带。

The children are learning how to lace up their shoes.

她蹲下系鞋带。

She squat to tie her shoelaces.

他跪下系鞋带。

He knelt down to tie his shoelaces.