1.engulf 吞没
It has morphed into something that could easily engulf the global economy.
它已经演变为一场可以轻易席卷全球经济的力量
。2.as of 截至
As of 2005, there were almost half a million professional social scientists from all fields in the world, working both inside and outside academia.
截至2005年,来自世界各个领域的、在学术界内外工作的专业社会科学家有近50万名
。3.gold rush 淘金热
Goldfield was a leading gold mining hub in the 1850s after the California gold rush subsided, according to Rob Feldman, a local historian.
18世纪50年代,当加州淘金热退去后,由于戈德·菲尔德当地历史学家罗布·菲尔德曼的发现,成为最主要的金矿聚集地
。4.debris 残骸
Emergency teams are still clearing the debris from the plane crash.
各抢救小组仍在清理失事飞机的残骸
。5.reflect on 回想;反省
The start of a new year is a good time to reflect on the many achievements of the past.
新年伊始正是回顾过去许多成绩的好时候
。