upon的读音是：英[?'p?n]。
upon的读音是：英[?'p?n]。upon的详尽释义是prep.(介词)上...，在...之上，在...上面根据，按在...后立即依靠，凭借接近，近在咫尺对着，向在做...之中，在...中关于即将来临，当...时在...身后给盯。upon近义词on在 ... 之上。
一、详尽释义点此查看upon的详细内容
prep.(介词)上...，在...之上，在...上面根据，按在...后立即依靠，凭借接近，近在咫尺对着，向在做...之中，在...中关于即将来临，当...时在...身后给盯adv.(副词)位于高处，在其上随即此后二、词典解释
In addition to the uses shown below,upon is used in phrasal verbs such as ‘come upon’ and ‘look upon’, and after some other verbs such as ‘decide’ and ‘depend’.
除下列用法外，upon 还可用于 come upon，look upon 等短语动词中，并可接在 decide，depend等动词之后。1.在…上
If one thing isupon another, it is on it.
e.g. He set the trayupon the table...
他把盘子放在桌子上。
e.g. He bent forward and laid a kiss softlyupon her forehead...
他弯身向前，在她额头上轻轻一吻。
2.一…即…；一…就…
You useupon when mentioning an event that is followed immediately by another event.
e.g. The door on the left,upon entering the church, leads to the Crypt of St Issac...
一进教堂左边的那扇门通往圣以撒墓。
e.g. Upon conclusion of these studies, the patient was told that she had a severe problem.
这些研究的结果出来后，病人被告知她的病情严重。
3.（用于名词叠用，表示数量多）
You useupon between two occurrences of the same noun in order to say that there are large numbers of the thing mentioned.
e.g. Rowupon row of women surged forwards...
一排排的女人涌上前去。
e.g. I looked across the mountains, ridgeupon ridge.
我放眼绵延起伏的群山。
4.将要发生；马上来临
If an event isupon you, it is just about to happen.
e.g. The long-threatened storm wasupon us...
酝酿多时的暴风雨就要向我们袭来。
e.g. The wedding season isupon us...
结婚旺季就要来了。
三、网络解释
1. 在...之上,迫近：He went up the stairs. 他上了楼梯.|upon 在...之上,迫近....| It's not polite to look downupon him. 蔑视他是不礼貌的.
2. 在...上：Upgrade升级 |Upon在-上 | Usable可用合用
3. 一...就：In perspective 正确的 |Upon 一...就 | Context 环境
四、例句
All our hopes rested upon this venture.
我们所有的希望都寄托在这次冒险上了。
The water splashed out of the tub upon the floor.
水从缸里飞溅出来，落在地板上。
Upon his release, Davis went immediately to his mother.
戴维斯一被释放就立即回到了母亲身边。
Christmas is almost upon us again.
圣诞节又快到了。
五、词汇搭配
act upon按照upon condition that如果agree upon就 ... 达成一致...once upon a time从前upon that于是cast one's bread upon the waters行善agree on/upon对 ... 意见一致...back upon指望act on/upon按 ... 行事abut upon邻接(临近rest upon依赖count upon料想draw upon利用jump upon责备(猛扑)fix upon确定(决定bear upon涉及burst upon突然出现come upon偶遇go upon依据(假定)refine upon改进(斟酌)bank upon指望六、经典引文
He hath constantly resided upon his episcopal houses.
出自：W. LaudA tract of land..seated upon some navigable river.
出自：DefoeAn island bordering upon Istria.
出自：W. ThomsonI intended to have printed it upon..an English letter.
出自：BoswellPestilence, And Panic, shall wage war upon our side!
出自：ShelleyDrawn blinds, and upon them a curious pattern.
出自：V. WoolfA familiar cry..Mr Salter had heard it upon upon the lips of countless distressed colleagues.
出自：E. WaughUpon the door was a neglected brass plate.
出自：T. HardyThe road led downhill with the rose nursery upon the left.
出自：I. Murdoch七、词源解说
☆ 1121年进入英语，直接源自古英语的uppan，意为在…上面；最初源自古北欧语的upp，意为向上。upon的相关临近词
upper、upload、Uponen、upon tut、upon flue、upon this、upon tick、upon oath、upon that、upon a die、upon sight、upon which
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