obstacle是一个名词，意思是“障碍物”或“阻碍”。它可以用来指任何阻止某事物或人继续前进的物体、情况或问题。在英语中，这个词可以用作可数名词，也可以用作不可数名词。
怎么读（音标）
obstacle的发音为/ˈɑːbstəkl/。
用法
1. 可数名词：obstacle作为可数名词时，通常指具体的物体或者问题，它们可以被计算和计量。：
There are many obstacles on the road to success. (通往成功的道路上有很多障碍。)
The biggest obstacle in our relationship is lack of communication. (我们关系中最大的障碍是缺乏沟通。)
2. 不可数名词：obstacle作为不可数名词时，通常指抽象的概念，无法被计算和计量。：
The team had to overcome many obstacles during the project. (团队在项目中必须克服许多障碍。)
There are always obstacles in life, but we must learn to overcome them. (生活中总会有障碍，但我们必须学会克服它们。)
例句1-5句且中英对照
1. The river was an obstacle that prevented us from reaching our destination. (这条河是一个阻碍，阻止我们到达目的地。)
2. Financial difficulties are the biggest obstacle to starting a business. (财务困难是创业的最大障碍。)
3. The language barrier was a major obstacle for the international students. (语言障碍是国际学生的主要障碍。)
4. The construction of the new building faced several obstacles, including funding and zoning issues. (新建筑的建设面临着几个障碍，包括资金和分区问题。)
5. She has overcome many obstacles in her career and has achieved great success. (她在事业中克服了许多障碍，取得了巨大的成功。)
同义词及用法
1. hindrance：意为“阻碍”，与obstacle意思相近，但它更强调对某事物或人造成的影响。：The heavy rain was a hindrance to our outdoor plans. (大雨对我们的户外计划造成了阻碍。)
2. barrier：意为“屏障”、“隔离物”，指物理上或心理上阻挡某事物或人前进的东西。：The language barrier made it difficult for us to communicate with the locals. (语言屏障使我们很难与当地人沟通。)
3. impediment：意为“妨碍”，强调某事物或人对行动产生的阻力。：Her fear of public speaking was an impediment to her career advancement. (她对公众演讲的恐惧是她事业发展的妨碍。)
4. hurdle：意为“障碍”，指需要跨越或克服的困难。：Lack of experience is a major hurdle for new graduates in the job market. (缺乏经验是新毕业生在就业市场上的主要障碍。)
编辑总结
obstacle是一个常用的名词，意为“障碍物”或“阻碍”。它可以用作可数名词或不可数名词，指任何阻止某事物或人继续前进的物体、情况或问题。在使用时，可以根据具体情况选择合适的同义词来替换，如hindrance、barrier、impediment和hurdle等。