恶补的英文：
cram up

参考例句：

"The last few years have been for me the ""Era of the Great Catch-up""."
后来有几年的时间，我下足功夫"恶补"。

cram是什么意思：
n. 死记硬背，极度拥挤
v. 塞满；死记硬背；猛吃

It helps not to cram.
这无助于死记硬背。

To fill up tight;cram.
使塞满紧紧地装满；把…塞满

The dressing table was crammed with pots and photographs.
化妆台上摆满了各种瓶、罐和照片。

The rooms are crammed with humming Xerox machines.
那些房间里摆满了嗡嗡作响的复印机。

He crammed his study with antiques.
他将古董塞满书房。