plead/ pliːd /

1.vt.[+case] [ cause] 
为…辩护

2.vt.[+ignorance] [ ill health] [ poverty] 
(give as excuse) 以…为借口

3.vi.[法] 
(in court) 辩护

to plead with sb (to do sth)
恳求某人(做某事)
to plead for sth
恳求某物
to plead guilty
服罪
to plead not guilty
不服罪