_____________________. Meanwhile Trump and eight otherRepublican presidential contenders are set to face one another Tuesday in Las Vegas Nevada intheir last debate of the year. _____________________.此外特普朗以及共和党内其他八位总统候选人的竞争者将于周二在内华达州的拉斯维加斯会面举行他们本年度的最后一次讨论.