| 释义 |
ob·sta·cle AHD[ŏbʹstə-kəl] D.J.[ˈɒbstəkəl]K.K.[ˈɑbstəkəl]n.（名词）- One that opposes, stands in the way of, or holds up progress.妨害物：反对或阻碍进步的事物
- Middle English 中古英语
- from Old French 源自 古法语
- from Latin obstāculum 源自 拉丁语 obstāculum
- from obstāre [to hinder] 源自 obstāre [阻碍]
- ob- [against] * see ob- ob- [反对] * 参见 ob-
- stāre [to stand] * see stā- stāre [站立] * 参见 stā-
obstacle, obstruction, bar, barrier, block, hindrance, impediment, snag- All of these nouns refer to something that prevents action or slows progress.所有这些名词都指阻止行动或延缓进步的事物，
- Obstacle applies to something that stands in the way and must be removed, circumvented, or surmounted: Obstacle 用于指挡在路中，必须被搬走或绕行或被克服的事物： "We combat obstacles in order to get repose" (Henry Adams).Anobstruction makes passage or progress difficult: “为了获得歇息，我们与困难斗争” （亨利·亚当斯）。Obstruction 使通过或前进变得困难： a sandbar that is an obstruction to navigation.成为航行的阻碍物的沙洲。
- Bar andbarrier suggest an obstruction that confines or prevents exit or entry: Bar 和barrier 暗示有限制或阻止出入的阻碍物： "Tyranny may always enter—there is no charm, no bar against it—the only bar against it is a large resolute breed of men" (Walt Whitman). “暴政可能总会产生——没有咒语，没有障碍——唯一阻碍它的是一群勇敢的人” （瓦特·惠特曼）。 "Literature is my Utopia . . . No barrier of the senses shuts me out from the sweet, gracious discourse of my book friends" (Helen Keller).“文学是我的乌托邦…没有任何感官的障碍能阻止我与书中朋友们的美妙、优雅的交谈” （海伦·凯勒）。
- Block suggests obstruction that effectively prevents all passage: Block 暗示是有效地堵塞所有通道的阻碍物： The student failed the examination because of a mental block.那个学生因脑子迟钝而考试失败。
- Hindrance andimpediment are applied to something that interferes with or delays passage or progress: Hindrance 和impediment 用于指干涉或使通道或进步延缓： "an attachment that would be a hindrance to him in any honorable career" (Thomas Hardy). “一个对他来说，在任何引以为荣的事业中都将成为阻碍物的附属品” （托马斯·哈代）。 Overcrowded prisons are an impediment to the rehabilitation of criminals. Asnag is an unforeseen or hidden, often transitory obstacle: 过于拥挤的牢房对罪犯们精神重建造成阻碍。 Snag 是一个没有被预见到的或隐蔽的，常为暂时或短暂的阻碍物： The tourist ran up against a snag in the form of a lost passport. 这个观光客碰到了一个麻烦，他丢失的护照
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