单词：high-risk 

形容词

• 
  [1.a.high-risk] (同义词:[bad( adj. 劣质的, 有害的, 坏的, 不利的, 不健康的, 严重的 )]  [risky( adj. 危险的 )]  [high-risk(adj. 高危险度的，充满危险的 )]  [speculative( adj. 投机的 )]  )
• 
  注释列句：not financially safe or secure; "a bad investment"; "high risk investments"; "anything that promises to pay too much can't help being risky"; "speculative business enterprises"
• 近义词 -> [unsound( adj. 不健全的, 谬误的, 不稳固的, 不安全的, 不佳的 )]