他仿佛意识到背后有脚步声。

He was vaguely aware of footsteps behind him.

《牛津词典》

她听见身后有脚步声，感到一阵毛骨悚然。

Shafts of fear ran through her as she heard footsteps behind her.

《牛津词典》

她听到背后有脚步声。

She heard footsteps behind her.

《牛津词典》

We have pictures of gods and kings seated on these seats, the sides of which are these giant winged cherubim, and then their feet rest on a footstool.

有神和国王坐在这种宝座上的照片，那座位的两侧就是这些巨大的有翼天使，而他们的脚就放在一个脚凳上。

耶鲁公开课 - 旧约导论课程节选

How many feet do you have?

你有几只脚呢？

How many实战 - SpeakingMax英语口语达人

So here is an example of socks on feet being 0 the number of socks on Philip's feet which is in fact 0.

因此这里有个袜子在脚上的例子,在飞利浦脚上的袜子数量实际上是。

哈佛公开课 - 计算机科学课程节选