在市场确定奥巴马对股市是好是坏以及好坏程度以前，股市反复波动将趋向于成为常态。
Until the market decides if Obama is good or bad for stocks, and to what degree, volatility is apt to be the norm.
双相情感障碍导致激烈地在过分地高亢和/或易怒到悲伤与无望之间反复的情感波动，同时，常常有一个平稳的间歇期在两者之间。
Bipolar disorder causes dramatic mood swings from overly "high" and/or irritable to sad and hopeless, and then back again, often with periods of normal mood in between.
在2007 - 08年小麦价格持续上升了数月；与此相对，现今小麦价格波动剧烈反复无常。
In 2007-08 prices rose continuously for months. In contrast, prices recently have been volatile.
应用推荐