博斯普鲁斯式海峡

[ noun ]
a strait connecting the Mediterranean and the Black Sea; separates the European and Asian parts of Turkey; an important shipping route
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Bosporus \Bos"po*rus\ (b[o^]s"p[-o]*r[u^]s), n. [L.]
A strait or narrow sea between two seas, or a lake and a
seas; as, the Bosporus (formerly the Thracian Bosporus) or
Strait of Constantinople, between the Black Sea and Sea of
Marmora; the Cimmerian Bosporus, between the Black Sea and
Sea of Azof. [Written also {Bosphorus}.]