肺气肿病人能做些什么来帮助自己恢复健康？What can a patient with emphysema do to help themselves?也许我根本就不会得肺气肿.Maybe pulmonary edema was not in the cards for me after all.这个肺气肿病人整天不断地干咳.The patient with emphysema is hacking all day....
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 ...