She ran up the twenty-two stairs, counting the eleven stairs stepped by her left foot, eleven with the other foot.

茱莉亚跑了二十二级台阶——她知道自己左脚踩了十一级台阶，右脚也踩了十一个，两项一家加，就得出了这个结果。

youdao

Face touching only went up 20%, but rate of foot waggling went up by an impressive 50% when participants were inspired by another foot waggler.

抓脸仅仅增加了20%，但晃脚的比例却惊人地增加了50%。

youdao

Notice that you started with a 4 foot by 8 foot piece of plywood.

先要找一块4x 8英尺的夹板。

youdao

The sign is formed by a line across the right foot of the letter "R."

VOA: special.2009.03.22

taxi or by foot. You know, it's a small city, so you can...

出租车或者是步行。旧金山是个小城，所以你可以……

旧金山的公共交通 - SpeakingMax英语口语达人

They traveled on foot, by horseback and by boat to reach the gold fields.

VOA: special.2010.04.25

Sir Ranulph was the first man to visit both the North and South Poles by foot and the first to completely cross Antarctica by foot.

BBC: Sir Ranulph Fiennes charged after crash in Stockport

The effects of depressurization on internal structures is not intuitively obvious to non-engineers, but a 20 foot wide by 20 foot high wall that sees a 1.2 psi rapid pressure decrease feels a load of about 70, 000 lbs of horizontal force.

FORBES: Tornados and Nukes -- How Big Can They Get?

Sunglass Hut hung 5-foot-by-7-foot Ralph Lauren banners in its stores and beefed up inventory of Lauren products by an initial 50% before the promotion got under way.

FORBES: Fashion statement