SAT重点词汇第五波来啦~新航道小编邀请大家一起背单词，还等什么，快点来吧!

　　scrutinize: examine closely and critically

　　spontaneous: arising without external cause; growing without cultivation or human labor

　　spurious: false; counterfeit; forged; illogical

　　submissive: yielding; inclined or ready to submit

　　substantiate: establish by evidence; make firm or solid; support

　　subtle: slight; be difficult to detect or grasp by the mind

　　superficial: trivial; of little substance; involving a surface only

　　superfluous: being beyond what is required or sufficient

　　surreptitious: secret; done or made by stealth, or without proper authority; made or introduced fraudulently

　　【注意词根：surrep-在...下方】

　　tactful: having or showing a sense of what is fitting and considerate in dealing with others

　　tenacious: sticking together; stubbornly unyielding; holding together firmly

　　transient: momentary; temporary; staying for short time

　　venerable: deserving high respect; impressive by reason of age; profoundly honored

　　【区别vulnerable 脆弱的(fragile)】

　　vindicate: clear from blame; exonerate; maintain, uphold, or defend 【证明无罪】

　　以上是SAT重点词汇表第五部分，更多SAT词汇信息可以关注新航道SAT频道。