He hopes that he can overwhelm Great Britain before the Fleet and airpower of the United States may intervene. The highlighted part means ________ in this specific context: 
A、disturb
B、interrupt
C、prevent
D、join the war
He hopes that he can overwhelm Great Britain before the Flee - Unit 5 Speech on Hitler’s Invasion of the U.S.S.R. - 高级英语 1(下) - U校园 | 大学网课搜题引擎