fillupn.填上(加注)fillvt.装满；弥漫；填充；担任n.足量Filling Modification填充改性filled - in ground填土地基Fill up a deficiency弥补不足。fillister head screw凸圆头螺钉filling backed serge纬背哔叽fill holes of images图像填充filling of tank cars槽车装料filling construction填筑施工fill up bomb craters填平弹坑fill in fora teacher替某人代课