One country — and another — without a lake (7)

I believe the answer is:

austria

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'one country' is the definition.
(I know that Austria is a country)

I don't understand the rest of the clue.

(Other definitions for austria that I've seen before include "Mountainous European republic" , "Central European country" , "USA art I send to European state" , "German-speaking republic" , "Us tiara found in a European state" .)

I've seen this clue in The Times.

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