1.in hand 手里拿着
He is standing there, book in hand.
他手里拿着一本书站在那里。

2.a big deal 一件大事
So, for us, to have any patch of woods to play in was a big deal.
所以对于我们来说，拥有一片可以在其间玩耍的树林是一件天大的事。