common enemy的用法和樣例：
例句
- A man that should call everything by its right name, would hardly pass the streets without being knocked down as a common enemy.
對任何一件東西都要以正確的名稱來稱呼的人，幾乎不可能走過馬路而不被人作為共同的敵人來打倒的吧。 - Our struggles are inseparable and directed against the common enemy.
我們的鬥爭緊緊相連，面對的是共同的敵人。 - They made an alliance against the common enemy.
他們聯合起來抵禦共同的敵人。 - The nations leagued against their common enemy.
這些國家結盟對付他們的共同敵人。
