ut 并列 两个 定语从句 not .but ...不是.而是.
whose meaning you aren't exactly sure of是定语从句 修饰 boxes for words
whose meaning引导定语从句 并作定从中 of 的宾语
ut 并列 两个 定语从句 not .but ...不是.而是.
whose meaning you aren't exactly sure of是定语从句 修饰 boxes for words
whose meaning引导定语从句 并作定从中 of 的宾语