ypres

• 专有名词，指比利时的一座城市，因第一次世界大战期间发生三次重大战役而具有历史意义，以化学武器的使用和惨烈的堑壕战闻名。

A proper noun referring to a town in Belgium, historically significant as the site of three major battles during World War I, known for the introduction of chemical weapons and heavy trench warfare.

不可数 · 专有名词

1. Battle of Ypres (1914)C1formal

   The first major battle of World War I near Ypres, Belgium, where Allied and German forces fought heavily but indecisively.

   第一次伊普尔战役

   • The First Battle of Ypres in 1914 marked the beginning of trench warfare.
   • Thousands of soldiers were lost during the First Battle of Ypres.
   • The 1914 battle at Ypres was a brutal stalemate.

2. Battle of Ypres (1915)C1formal

   The second major battle near Ypres, notable for the German use of chlorine gas, which allowed them to capture territory from the Allied salient.

   第二次伊普尔战役（1915年）

   • The Second Battle of Ypres in 1915 saw the first large-scale use of chemical weapons.
   • Chlorine gas was deployed by the Germans during the 1915 battle at Ypres.
   • The Allied salient was significantly reduced after the Second Battle of Ypres.

3. Battle of Ypres (1917)C1formal

   The third major battle near Ypres, an Allied offensive that ultimately failed due to waterlogged terrain and the introduction of mustard gas by the Germans.

   第三次伊普尔战役

   • The Third Battle of Ypres in 1917 is also known as the Battle of Passchendaele.
   • Allied tanks bogged down in the mud during the 1917 Ypres offensive.
   • Mustard gas was first used by the Germans at the Third Battle of Ypres.