• 1. 有先前: previous | prev
• 2. 删除所有先前版本: delete all previous versions
• 3. 没有先前的历史: NPH

更多释义

• 1.这些妇女有先前存在的心血管疾病或有3种及以上的冠心病风险因子。
  The women had pre-existing cardiovascular disease or three or more coronary risk factors.
  dict.yoduao.com
• 2.这些人先前觉得为了让自己和家人得到医疗保险，有必要找到一份提供该保险的全职工作。
  These are people who may previously have felt the need to get a full-time job that provided insurance in order to cover themselves and their families.
  dict.yoduao.com
• 3.并非由于先前，有什么非物质在里面？
  It's not as though previously there was something nonmaterial there.
  dict.yoduao.com

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