不宣而战

bù xuān ér zhàn

Definisi

1. open hostilities without declaring war
2. start an undeclared war

Kata penyusun 不宣而战

• 不 不 bù: no; not so
• 而 而 ér: and
• 宣 宣 xuān: to declare (publicly)
• 战 战 zhàn: to fight