uponprep.在 ... 上;紧接着;逼近
upon a squeeze临危, 临急
upon the anviladj.在准备中(在讨论中)
upon my honouradj.以名誉担保
upon our honoradj.以名誉担保
upon my mettleadj.奋发起来(鼓起勇气)
upon occsasionadj.遇必要时(有机会时;得便时)
upon the tableadj.尽人皆知(在考虑中)
upon her honoradj.以名誉担保
upon his honoradj.以名誉担保