名词
中文翻译：障碍物
同义词：
['block', 'impediment例句：1. The road was blocked by a large tree.（路被一棵大树挡住了。）2. The project encountered many obstacles before it could be completed.（这个项目在完成之前遇到了许多障碍。）3. The company faced several obstacles in its expansion plan.（该公司在其扩张计划中面临了几个障碍。）']
例句：
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1. The road was blocked by a large tree.
路被一棵大树挡住了。
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2. The project encountered many obstacles before it could be completed.
这个项目在完成之前遇到了许多障碍。
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3. The company faced several obstacles in its expansion plan.
该公司在其扩张计划中面临了几个障碍。