prohibitive /prəˈhɪbɪtɪv/

• 1. 

  ADJ If the cost of something is prohibitive, it is so high that many people cannot afford it. (费用) 高得负担不起的 [正式]

  例：

  The cost of private treatment can be prohibitive.

  私人治疗的费用会高得负担不起。

• 2. 

  prohibitively ADV 高得负担不起地 [ADV adj]

  例：

  Meat and butter were prohibitively expensive.

  肉和奶油都贵得买不起。