security
n.安全，保障;抵押品;[ pl.]证券
The trial was held under tight security .这场审讯是在戒备森严的情况下进行的。
seek
vt.寻找，追求;请求(帮助);试图
Do you think the President will seek re-election ?你认为总统会谋求连任吗?
segment
n.部分，断片;(橘子等的)瓣
segments of the population人口中的若干组成部分
thrift
a.节约，节俭
thrill
n.兴奋;引起激动的事物 v.(使)非常兴奋
Winning first place must have been quite a thrill.赢得第一名肯定让人非常激动。
