BEF

🇬🇧/ˈbɪf/ 🇺🇸/biː iː ef; ˈbɪf/ 6

British Expeditionary Force, the British armies that served in France and Belgium 1914–18 and in France 1939–40 ^{英国远征军; 指1914-18年出征法国和比利时以及1939-40年出征法国的英国军队}

noun [专属名词]abbr. 在……以前（before）

Comparing with the existing schemes, this scheme is newer, compacter, and cheaper than ever bef...
这种车载定位系统与目前现有的方案相比，具有新颖、独特、性价比高等优点。

British Expeditionary Force(s)英国远征军

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