YOU SAID:

the attack on pearl harbor was a surprise military strike

INTO JAPANESE

真珠湾攻撃は驚きの軍事攻撃だった

BACK INTO ENGLISH

The Pearl Harbor attack was a surprising military attack

INTO JAPANESE

真珠湾攻撃は意外な軍事攻撃でした

BACK INTO ENGLISH

The Pearl Harbor attack was a surprising military attack