常見例句雙語例句The simplest type of road, built to carry little traffic, is made by scraping and pushing the earth with a grader.爲(wèi)擔(dān)負(fù)少量運(yùn)輸量而脩築的最簡易的道路是用平地機(jī)將地麪推鏟平整而成的。 返回 scraping grader