Tread carefully with actual Birkenstocks. Rarely appropriate the office or dinner out, they're best with ultra-casual shorts or rolled-up jeans.
穿勃肯鞋的时候要注意，他们完全不适合办公室或者晚宴，最好搭配非常休闲的短裤或者卷边牛仔裤。
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Our next stop is st Goar in The Rhine Valley. It is pretty, picturesque, perfect and pointy, with Birkenstocks, cuckoo clocks, steiff teddies, and older tourists.