conduct-congratulation：指明方向或打开一扇门
【造词理据】con-前缀，表一起（with），词根duct源自PIE词根*deuk-（引导、领导），D为T的清浊辅音字母通转，T表牛身上的标记，是牛被驯化的符号，借指牵牛、引导、管理。
【例句】
The virtue of a man ought to be measured not by his extraordinary exertions,but by his everyday conduct.
一个人的品德不是通过非凡的发挥测量，而是通过他日常行为而定
【同根词】abduce; abducent; abduct; abduction; adduce; aqueduct; circumduction; conduce; conducive; conduct; conductor; conduit; deduce; deduction; dock (n.1) "ship's berth;" doge; douche; ducal; ducat; Duce; duchess; duchy; duct; ductile; duke (n.); educate; education; induce; induction; introduce; introduction; misconduct; produce; production; reduce; reduction; seduce; seduction; subduce; subduction; taut; team (n.); teem (v.1) "abound, swarm, be prolific;" tie (n.); tow (v.); traduce; transducer; tug; zugzwang.
【讨论】D与T的通转，也可以在同根词中佐证。当然，D表门，也可以解释得通，但在古英语里，D还是写成了T，表示“拉、拽、拖”的意思。
【造词理据】-or是后缀，见conduct。
【例句】
Electric current flows through a conductor as though it were a fluid.
电流犹如在流体中似地流过导体。
【同根词】见conduct。
【造词理据】con-前缀，表一起，-ence是后缀，词根fer源自PIE词根*bher-(携带、运输），B与F通转，F表木栓、木钉，引申指拴住、携带，在这里指被拴在一起开会。
【例句】
We stand ready to make joint efforts with the rest of the world to strive for goodoutcomes of the Copenhagen Conference.
我们愿与世界各国共同努力，争取哥本哈根会议取得比较好的效果。
【同根词】Aberdeen; amphora; anaphora; aquifer; auriferous; bairn; barrow (n.1) "frame for carrying a load;" bear (v.); bearing; Berenice; bier; birth; bring; burden (n.1) "a load;" carboniferous; Christopher; chromatophore; circumference; confer; conference; conifer; cumber; cumbersome; defer (v.2) "yield;" differ; difference; differentiate; efferent; esophagus; euphoria; ferret; fertile; Foraminifera; forbear (v.); fossiliferous; furtive; indifferent; infer; Inverness; Lucifer; metaphor; odoriferous; offer; opprobrium; overbear; paraphernalia; periphery; pestiferous; pheromone; phoresy; phosphorus; Porifera; prefer; proffer; proliferation; pyrophoric; refer; reference; semaphore; somniferous; splendiferous; suffer; transfer; vociferate; vociferous.
【讨论】B与F的通转，魔法师尚未找到合理的解释，但词源中将其视为事实。
【造词理据】con-前缀，表一起、与（with、together），-ate、-ul是后缀，词根grat源自PIE词根*gwere-（喜爱favor），象形，C与G同源通转，C形表包围、环绕，在这里指因喜爱而围着某人，借指祝贺，也指感激。
【例句】
Let me congratulate you on your winning first place in the 100 metre dash.
祝贺你获得百米赛跑第一名。
【同根词】agree; bard (n.); congratulate; congratulation; disgrace; grace; gracious; grateful; gratify; gratis; gratitude; gratuitous; gratuity; gratulation; ingrate; ingratiate.
【造词理据】-ion是后缀，见congratulate。
【例句】
There are not so many chances to say congratulation to a famous woman writerfor her eighty birthday.
向一位著名的女作家祝贺她八十岁寿辰，这样的机会是不多的
【同根词】见congratulate。
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单词成就英语，英语照见未来