adv.在脚下面；踩着地；碍手碍脚地
The snow underfoot was soft and deep. 脚下的雪又软又厚。
Fallen riders were trampled underfoot by the charging horses. 摔下来的骑手遭飞奔马群践踏。
Her three children are always getting underfoot. 她的三个孩子老是碍手碍脚。
