mug up

US /mʌɡ ʌp/
UK /mʌɡ ʌp/
"mug up" picture
1.

突擊學習, 臨時抱佛腳

to study a subject quickly, especially before an exam

:
I need to mug up on my history before the test tomorrow.
我需要在明天的考試前突擊學習歷史。
She spent the whole night mugging up for her finals.
她熬夜突擊學習,為期末考試做準備。