dip into

US /dɪp ˈɪntuː/
UK /dɪp ˈɪntuː/
"dip into" picture
1.

动用, 取用

to spend some of a sum of money that you had intended to save

:
I had to dip into my savings to pay for the car repairs.
我不得不动用我的积蓄来支付汽车修理费。
She didn't want to dip into her retirement fund.
她不想动用她的退休金。
2.

粗略地看, 涉猎

to read or study a book or subject in a casual or superficial way

:
I just had time to dip into the report, not read it thoroughly.
我只有时间粗略地看了一下报告,没有仔细阅读。
He likes to dip into various history books.
他喜欢涉猎各种历史书籍。