出典:Wiktionary
出典:『Wiktionary』 (2026/01/12 14:53 UTC 版)
From Russian Закаспи́йская о́бласть (Zakaspíjskaja óblastʹ, “Transcaspian oblast”) as trans- + Caspia, from the fact that in the early 20th century the easiest way to reach it from central Russia or Transcaucasia was across the Caspian Sea, by boat.
Transcaspia