guokeren555
Trip （绊倒）一词分及物动词和不及物动词的用法： 不及物动词 vi. 1.绊,绊倒[(+over)] He tripped over a brick. 他被一块砖头绊倒了. 及物动词vt.： 绊,绊倒（Trip sb.up） He tripped the pickpocket up with the heels. 他用脚后跟把扒手绊倒. 被人绊倒：get tripped by someone 或be tripped by someone I got tripped by someone. 我被人绊倒了.
