Group (E) - Spelling Practices

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(1) a. Syn. effective(生效的,能干的,有效率的) effective; acting directly to produce an effect; exhibiting a high ratio of output to input
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(2) a. Syn. delighted; pleased(过分高兴的,兴高采烈) overjoyed; extremely happy and excited
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(3) v. Syn. make rich; richen; improve(使富足,使肥沃) make rich; richen; improve
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(4) v. Syn. completely destroy; eliminate; exterminate(根除,杜绝) completely destroy; eliminate; exterminate
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(5) v. Syn. construct; stand(使树立,建立,创立) construct; stand; set up
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(6) v. Syn. corrode(侵蚀) eat away; wear away by abrasion; become worn
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(7) a. Syn. necessary; critical; vital; indispensable; fundamental(本质的,根本的) necessary; critical; vital; constituting or being part of the essence of something
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(8) v. Syn. vaporize; disappear; vapor((使)蒸发,消失) vaporize; disappear; change into a vapor
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(9) v. Syn. irritate(激怒) make worse; irritate; make very angry or impatient; annoy greatly
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(10) v. (排除在外,排斥) leave out of; keep out of; reject