poor accessibility

基本解释

Underground lines have the further disadvantage of poor accessibility.
地下电缆线路还具有维修困难的缺点…
And some people, such as the visually impaired, cannot see CAPTCHA images at all, so this technique exhibits poor accessibility, and can even be illegal in some circumstances.
有些人，比如视觉障碍人士，根本就看不到 CAPTCHA 图像，所以这个技巧的适用性比较差，在某些情况下甚至是不合法的。
The status and background of poor accessibility and affordability of health care services was described to analyze the cause and propose of the measures.
通过阐述我国“看病难、看病贵”问题的现状和产生背景，分析其成因并提出相应对策。