在参加该项目之前必须结清余账。You have to pay your outstanding bill before joining the scheme.我们将去伯明翰参加会议，然后马上回来。We'll go to a meeting in Birmingham and come straight back.你觉得谁会代替她参加这场演出？Who do you suppose will replace her on the ...
an amalgam of strength, reputation, and commitment to ethical principles力量、名誉和坚信民族信念的结合体Objective: To apply the theoretical basis of argent - glass ionomer cement taking the place of silver amalgam.目的: 为银粉玻璃离子替代银汞合金提供了理论...