这两个家庭认识彼此很多年了。
The two families have known each other for many years.
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Each英 /iːtʃ/|美 /itʃ/
other英 /ˈʌðə/|美 /ˈʌðər/
解释
each 与 other 均为相互代词,合在一起表示'彼此、互相'。know each other 意为'认识彼此',each other 作动词 know 的宾语,表达双向的认知关系。
The two families have known each other for many years.
each 与 other 均为相互代词,合在一起表示'彼此、互相'。know each other 意为'认识彼此',each other 作动词 know 的宾语,表达双向的认知关系。