2N-COUNT 脉冲 An impulse is a short electrical signal that is sent along a wire or nerve or through the air, usually as one of a series. 脉冲
3ADJ [ADJ n]一时兴起的;随兴的 An impulse buy or impulse purchase is something that you decide to buy when you see it, although you had not planned to buy it. 一时兴起的;随兴的
The curtains were an impulse buy.
窗帘是一时兴起买下的。
4PHRASE 凭冲动;一时兴起 If you do something on impulse, you suddenly decide to do it, without planning it. 凭冲动;一时兴起
Sean's a fast thinker, and he acts on impulse.
肖恩是个思维敏捷、行事随兴的人。
After lunch she decided on impulse to take a bath.
午饭后她突然兴起,决定洗个澡。
SYN impulsively, of your own accord, freely, voluntarily
Quotations
I am the very slave of circumstance And impulse - borne away with every breath!Lord ByronSardanapalus
To our strongest impulse, to the tyrant in us, not only our reason but also our conscience yieldsFriedrich NietzscheBeyond Good and Evil
Have no truck with first impulses for they are always generous onesCasimir, Comte de Montrond
1sudden strong wish突然產生的強烈願望ADJECTIVE | VERB + IMPULSE | IMPULSE + NOUN | PREPOSITIONADJECTIVE➤strong強烈的衝動➤irresistible無法抵抗的衝動➤first, initial, original第一個念頭;最初的衝動◇My first impulse was to run away.我的第一個念頭就是逃跑。➤sudden突然的衝動➤human人類的基本衝動➤basic基本衝動➤instinctual, natural本能的/自然的衝動➤repressed被壓抑的衝動➤conflicting, contradictory, contrary矛盾的衝動;相反的衝動➤aggressive, murderous, violent挑釁的/殺人的/暴力衝動➤suicidal自殺衝動➤destructive破壞衝動➤creative創作衝動➤sexual性衝動VERB + IMPULSE➤feel, have感到衝動;有衝動◇She felt a sudden impulse to look to her left.她突然有種想往左看的衝動。➤be subject to易於衝動◇We are all subject to aggressive impulses.我們都有攻擊他人的衝動。➤be driven by受衝動驅使➤check, control, deny, fight, resist, restrain, stifle, suppress克制衝動;控制衝動;抑制衝動◇He fought down an impulse to scream.他壓制住想要尖叫的衝動。➤give in to, obey, yield to屈從於衝動◇She gave in to an impulse and took the money.她忍不住拿了那筆錢。➤act on, follow衝動行事◇Acting on impulse, he picked up the keys and slipped them into his pocket.他一時衝動,撿起鑰匙偷偷塞進了自己的口袋。IMPULSE + NOUN➤buy, purchase一時衝動購買的物品◇The little black designer dress had been an impulse buy.這條名牌黑色小裙子是一時心血來潮買的。➤item (especially NAmE) 供顧客臨時起意購買的商品◇Supermarkets sell candy as impulse items at the checkout counter.超市在收款櫃枱擺放糖果,供顧客臨時起意購買。➤buying衝動性購物➤buyer衝動型購物者➤control衝動控制PREPOSITION➤on (an) impulse因為衝動◇Some people will buy a pet on impulse without any idea of what is involved.有些人會因一時衝動買只寵物,而根本不去想這意味着什麼。◇On an impulse, I went in and bought a box of chocolates.我一時衝動,走進去買了一盒巧克力。➤impulse towards/toward對⋯的衝動◇basic impulses towards / toward things such as food and drink對食品、飲料等東西的基本衝動impulse
noun²
2movement of energy衝力ADJECTIVE | VERB + IMPULSEADJECTIVE➤electrical, nerve, neural電脈衝;神經衝動VERB + IMPULSE➤generate產生脈衝◇A neuron generates an electrical impulse.神經元產生電脈衝。➤send, transmit發送/傳送脈衝◇Nerve impulses are transmitted to the brain.神經脈衝被傳送至大腦。➤convert sth into, transform sth into把⋯轉換成脈衝◇Radio waves are converted into electrical impulses.無線電波被轉換成電脈衝。impulse
noun³
3sth that causes sb/sth to do sth推動力ADJECTIVE | IMPULSE + VERB | PREPOSITIONADJECTIVE➤democratic, political, religious民主/政治/宗教推動力IMPULSE + VERB➤lead (sb/sth) to sth, prompt sb/sth (to do sth)動力促使⋯(做某事);動力促成(⋯)◇the impulse that prompted economic change促使經濟變革的推動力PREPOSITION➤impulse behind⋯背後的推動力◇the impulse behind a concept概念背後的推動力➤impulse for對⋯的推動力◇the impulse for social reform社會改革的推動力➤impulse towards/toward朝向⋯的推動力◇the political impulses towards / toward joining a trade union促使加入工會的政治動力