古之学者必有师。您痴迷地守护着那一块黑板。不,那分明是———一块黑油油的责任田。论面积够不上分,更谈不上亩,论产量却并非斤两所能够计量的。上面那一行行整齐的字,是您栽下的一垄垄禾苗;面前那飘飘悠悠的粉笔末,是丰收的粮棉溢出田间的悠香……播种、耕耘、浇灌……您倾 Ancient scholars must have divisions. You obsessively guard that blackboard. No, it is clearly a responsibility of a black oil field. On the issue of the area is not enough, let alone on the mu, on the yield is not the two can measure. The neatly lined words above are the ridges and ridges you planted; the fluttering chalk in front of you is a rich harvest of grain and cotton overflowing from the fields... sowing, cultivating, watering... you tilt