解释下列加点实词的含义
1．楚人一炬，可怜焦土。                     
2．可怜体无比                               
3．夜雪初霁，荞麦弥望                       
4．奉之弥繁，侵之愈急                       
5．后市值谬其传而莫能名者                   
6．便可速遣之，遣去慎莫留                   
7．好雨知时节，当春乃发生                   
8．今其志乃反不能及                         
9．内立法度，务耕织                         
10．距关，毋内诸侯