His shooting,and the upheaval that has followed,casts doubt on whether elections rescheduled for January will be held.

VOA: standard.2009.12.07

Sometimes the flood seems to be the result of very heavy rain, but in other descriptions it seems to be a real cosmic upheaval.

有人说，大洪水是大雨导致的，还有人说，是因为宇宙变动引起的。

耶鲁公开课 - 旧约导论课程节选

Another upheaval within Christianity arising from its focus on individual salvation, its inheritance of a tradition of penetrating reason, applied even to matters of faith and to the continuing struggle between church and state.

这是基督教内部的另一次大变革,它所注重的是自我拯救,它对于深刻理性传统的继承,不仅在信仰中得以体现,也在政教斗争中表现的淋漓尽致

耶鲁公开课 - 古希腊历史简介课程节选

U.S.military officials say refueling operations and transit flights have fully resumed at the Manas base, following a hiatus due to the political upheaval.

VOA: standard.2010.04.12

And Facebook played a role during Iran's post-election upheaval.

VOA: standard.2010.07.23