■ expensive

只能指商品本身，不能指其价格。

• The average man found the price pretty high (*expensive)。价格对一般老百姓来说太高了。

参见 cheap 条。

• infectious
• infer
• inflammable
• influence
• information
• in front of
• -ing
• ingenious
• ingenious, ingenuity 与 ingenuous
• ingenuity
• ingenuous
• inhabit
• inhabitable
• inhabitable 与 habitable
• inhuman
• inhuman 与 unhuman
• initiative
• in itself
• injure
• injure 与 wound
• in luck
• in luck 与 lucky
• in one's own right
• in question
• inside