更重要的是，应用软件变得越来越复杂，微软，张贴蓄意壁垒对竞争者进入市场。
What's more, software applications had become increasingly complex, with Microsoft putting up deliberate barriers to entry against competitors.
无论是新银行进入市场，还是在位银行退出市场，都面临着各种层层高筑的市场壁垒，产业结构优化受到严重限制。
Either the new getting in or the existent getting out of the market, there were various high market barriers that made the industry structure optimization to be confined.
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