铅笔的痕迹可被橡皮擦掉.Pencil marks can be erased with a rubber.你可以用橡皮擦掉铅笔记号.You can erase pencil marks with a rubber.你用橡皮擦掉写错的铅笔字迹.You use a rubber to rub out pencil marks which are wrong....
The newspapers accused local police of laxity in dealing with gamblers.报纸指责当地警察在对付赌徒方面执法不严.The laxity of export control authorities has made a significant contribution to the problem.出口控制部门工作懈怠,是造成此问题的重要原因。The army must ...