(1) 证明(实)，论证(show， prove， etc by reasoning or giving evidence or proof) [T+n， T+n+prep(to)，T+that， T+wh]：～the truth of a statement/the harmful effects of tobacco/a chemical law/one's bent for music (to sb)(向某人)证明陈述的真实性/烟草的危害/一化学定律/某人对音乐的爱好;～that the world is round/the witness was lying 论证地球是圆的/证人在说谎;～what one means by that 证明那是什么意思;〖同〗prove， show;

(2) 表明，显示(be an example of(sth)͵point out or show clearly) [T+n， T+that， T+wh]：～the correctness of sb's analysis/sb's ignorance of the situation/one's ability to do a job/the need for a change in policy表明了某人分析的正确性/某人对局势的无知/自己做一工作的能力/需要改变一下政策;The meal～d her lack of experience as a cook. 这顿饭表明了她缺乏烹调经验。(this)～that she has no experience (这)表明她没有经验;(sb's sudden departure)～that he is unreliable/how unreliable he is(某人的突然离去)表明他不可靠/他多么的不可靠;〖同〗show;

(3) 演示(show， display and explain how (sth)works or how to do sth)[T+n， T+n+prep(to)，T+wh， T+wh-inf]：Allow me to～it. 让我来演示一下。～a new washing machine/a new vacuum cleaner (to the cus-tomer) (向顾客)演示新的洗衣机/新的吸尘器;～the proper way to sew in a zipper/an experiment (to sb)(向某人)演示缝拉链的适当方法/一实验;～how the machine works 演示机器的运转;～how best to defend oneself 演示如何进行最佳自卫;〖同〗show，teach，explain;

(4) 游行，示威(express one's strong political， etc feeling or opinion in public by marching with banners in the street) [I， I+prep(against/in favour of)]：～against the price increases/the new taxes/the rising cost of living 游行示威反对物价上涨/新税收/生活费用上涨;～for better working conditions 游行示威要求改善工作条件;〖同〗parade;

(5) 表示(露)出(express (sth) by one's action) [T+n]：～one's opposition to the plans/one's strong feelings表示对计划的反对意见/强烈的感情;

→͵demon′stration n 论证;演示;游行;流露;de′monstrative adj 感情外露的，露骨的;de′monstratively adv 感情外露地;′demonstrator n演示者;游行者