a fortification built before World War II to protect France's eastern border; initially considered to be impregnable, it was easily overrun by the German army in 1940
例句
用作名词 (n.)
The Maginot Line marded the final formation of the passive defense strategy. 这一军事战略的形成标志是马其诺防线的修建。
Before World War II, the French regarded their Maginot Line as an impregnable bulwark against a German invasion. 二战前,法国人认为他们的马其诺防线是不可攻破的堡垒,足以防御德国人的入侵。