zollverein
英 ['tsɔ:lferain]美
n. （德）关税同盟；商业同盟
英文词源
zollverein (n.)
1843, from German Zollverein, literally "customs union," from Zoll "toll" (see toll (n.)) + Verein "union," from vereinen "to unite," from ver- + ein "one" (see one).
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