• 1. It is the major problem: 这是一个主要问题

• 1.It is the major problem for most telecom enterprises to effectively prevent the loss of VIP customers and decrease its blight on the revenue of enterprises.
  如何有效地防止大客户流失、减少因客户流失而给企业收入造成的不良影响，是当前许多电信企业都十分关注的问题。
  dict.yoduao.com
• 2.It is a major global health problem and the most serious type of viral hepatitis.
  它是一个重要的全球卫生问题，也是最严重类型的病毒性肝炎。
  dict.yoduao.com
• 3.Our first major problem is that we are scanning the full bills table every time we want a row out of it and locking every row we read.
  我们的第一个主要问题是，当我们想要一行的内容时，我们会扫描整个账单表，并锁定我们读取的每一行。
  dict.yoduao.com

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