in between
in between意為:在……之間。其作用仍相當于介詞。如:
There are trees in between the buildings. 大樓之間有樹。
It’s somewhere in between New York and Chicago. 它位于在紐約和芝加哥之間的某個地方。
有時可用作副詞。如:
He has breakfast and supper and doesn’t eat anything in between. 他只吃早餐和晚餐,其間什么也不吃。
以上各用法中的介詞 in 有時也可省略,而只用 between.