| 词汇 | act |
| 词根词缀 | 词源： act (n.) late 14c., from O.Fr. acte, from L. actus "a doing" and actum "a thing done," both from agere "to do, set in motion, drive, urge, chase, stir up," from PIE root *ag- "to drive, draw out or forth, move" (cf. Gk. agein "to lead, guide, drive, carry off," agon "assembly, contest in the games," agogos "leader;" Skt. ajati "drives," ajirah "moving, active;" O.N. aka "to drive;" M.Ir. ag "battle"). Theatrical (1510s) and legislative (mid-15c.) senses of the word also were in Latin. The verb is first attested late 15c.; in the theatrical performance sense it is from 1590s. In the act "in the process" is from 1590s, originally from the 16c. sense of the act as "sexual intercourse." Act of God "uncontrollable natural force" first recorded 1882. To act out "behave anti-socially" (1974) is from psychiatric sense of "expressing one's unconscious impulses or desires." 词根记忆： v. 表演;举动;起作用n.行为,法令;一幕In the reaction, the fraction acts as an agent.在反应中,这些碎片起一种媒剂的作用. 行为[act=to do,to drive,表示"行动,做"] 词根词缀： act activity n 活动(act行动) -ivity表名词,由-ive+ity组成,”有…能力或特性” productivity n 生产力(product生产) resistivity n 抵抗力(resist抵抗) activity n 活动(act行动) conductivity n 传导性(conduct导电等) creativity n 创造力(create创造) selectivity n 选择性(select选择) acclivity n 上坡(ac+cliv倾斜) declivity n 下坡(de向下+cliv倾斜) actress n 女演员(actor演员) -ress (1) 表名词,指”女性” heiress n 女继承人(heit继承人) seamstress n 女裁缝(seamster裁缝,seam衣服上的缝) waitress n 女服务员(waiter服务员) actress n 女演员(actor演员) (2) 表名词,指”物品” fortress n 堡垒(fort城堡) mattress n 床垫(mat垫子) buttress n 扶墙(butt树桩,把柄) act 行为 act=to do, to drive,表示”行动,做”act 行为acting演技activity活动(act+ivity状态=活动状态) activate使…活动,起动(act+ivate使…=使…活动) actualize实现(actual实际的+ize化=实际化=实现) enact实施,颁布(en+act=使(法律) 动=实施法律) exact强求,精确的(ex出+act=[要求]做出来=强求) exacting苛求的(exact+ing) interact相互作用(inter相互+act=相互动=相互作用) react反应,反抗(re反+act=反动,反应) transact做交易,办理(trans横+act=横向动=互相贸易或交易) counteract抵抗,抵消(counter反+act=反着动=力量对抗=抵消) inactivity不活跃(in不+activity活跃) |
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