hand in hand
直译：手拉手 引申译：联合
在句中的实际意义：
Balance in hand or cash in hand
手头余额或手头现金
Nature and artifice hand in hand.
自然和人工携手同行.
They walked away hand in hand.
他们携手离去.
Children standing hand in hand in a row.
手拉手站成一排的孩子.
Students stand hand in hand in a row.
学生们手牵手站成一排.
They are standing hand in hand in a row.
他们手拉手地排成一行.
Hand your papers in.
把你们的卷子交上来.
Hand in everything captured.
一切缴获要归公.
Hand in your exercise.
交练习本.
Hand in your papers.
把卷子交上来.