综合英语3unit12单词表.docx

Unit 12Mainstream n.a prevailing(main, predominant) current or direction of activity or influence.Idealistic adj.Congest v. = crowdto concentrate in a small or narrow spaceto cause an excessive accumulation especially of blood or mucus in (as an organ or part)hectic adj.very busy and filled with activity.Contemplation n.quiet, serious thinking about something.Preach v.to make a speech about religion in a church or other public placerecurrent adj.happening or appearing again and again.Acre n. [?ek?]a measure of land area in the U.S. and Britain that equals 4,840 square yards (about 4,047 square meters).Thrive v.to grow or develop successfully : to flourish or succeed.Emerge v. emergence n. =appearance emergency n.to become known or apparentto become known or regarded as somethingto rise or appear from a hidden or unknown place or condition : to come out into view.Status n.the position or rank of someone or something when compared to others in a society, organization, group, etc.state n.the overall physical condition of something : the ability of something to be used, enjoyed, etc.v.to express (something) formally in speech or writingto give (specific information, instructions, rules, etc.) in writingsane adj. insane adj. = crazyhaving a healthy mind : able to think normallybased on reason or good judgment : rational or sensiblepass v. passable adj. impassable adj.flash v.to shine or give off bright light suddenly or in repeated burststo appear quickly or suddenlyto move or pass very quicklyn.a sudden bright lighta sudden appearance or occurrence of somethingpredawn adj.before dawnscreen n. a protective or ornamental device (as a movable partition) shielding an area from heat or drafts or from view(屏风)screened-in adj.sth. been hidden by a screenporch n.a structure attached to the entrance of a building that has a roof and that may or may not have wallslog n.a usually bulky piece or length of a cut or fallen treecabin na small, sim