英美音标：英 [ə'bændən] 美 [ə'bændən]
英语例句：(1) Those who abandon themselves to despair can not succeed.(2) The cruel man abandoned his wife and child.(3) They abandon themselves to drinking.(4) He signed cheques with careless abandon.(5) The cheerleader waved his arms with wild abandon.
中文例句：(1) 那些自暴自弃的人无法成功。(2) 那个狠心的男人抛弃了他的妻儿。(3) 他们沉湎于饮酒。(4) 他无所顾忌地乱开支票。(5) 拉拉队队长疯狂地挥舞双臂。
vocabulary简明：To abandon something is to give it up completely. If you’re in a cabin and a forest fire approaches, you’d better get in your car and abandon your cabin, or else be prepared to abandon your life.
vocabulary扩展：If you abandon something, you let it go, so when you describe someone as "acting with abandon," it means they have let go of restrictions or inhibitions. Maybe you like to dance with abandon in the privacy of your own room. But abandon could also mean people have abandoned their senses. To "drive with abandon," for example, means to drive recklessly.
柯林斯解释：1[VERB 动词]离弃；遗弃；抛弃 If you abandon a place, thing, or person, you leave the place, thing, or person permanently or for a long time, especially when you should not do so. [V n] [V-ed]He claimed that his parents had abandoned him...他声称父母遗弃了他。The road is strewn with abandoned vehicles.道路上满是弃置的车辆。2[VERB 动词]中途放弃，中止（活动、工作等） If you abandon an activity or piece of work, you stop doing it before it is finished. [V n]The authorities have abandoned any attempt to distribute food...当局中止了分发食物的尝试。The scheme's investors, fearful of bankruptcy, decided to abandon the project.因为担心破产，该计划的投资者决定放弃这个项目。3[VERB 动词]放弃（想法或思路） If you abandon an idea or way of thinking, you stop having that idea or thinking in that way. [V n]Logic had prevailed and he had abandoned the idea.最终理智占了上风，他打消了那个念头。4[VERB 动词]放纵；使沉湎于 If you abandon yourself to an emotion, you think about it a lot and feel it strongly, especially when other people might think you are wrong to do so. [V pron-refl to n]We are scared to abandon ourselves to our feelings in case we seem weak or out of control.我们不敢放纵自己的情感，以免显得太过软弱或缺乏自制。5[N-UNCOUNT 不可数名词]放任；放纵 If you say that someone does something with abandon, you mean that they behave in a wild, uncontrolled way and do not think or care about how they should behave. [usu with N] [disapproval]He has spent money with gay abandon...他肆意挥霍钱财。Their permissiveness toward their children reflects the wild abandon of their own lives.他们对孩子的放任折射出他们自身生活的放浪形骸。6See also:abandoned； 7[PHRASE 短语]（船舶下沉时）弃船 If people abandon ship, they get off a ship because it is sinking. [v inflects]The officers and crew prepared to abandon ship in an orderly fashion.全体船员秩序井然地准备弃船。