单语范例（未经PONS编辑处理）
It was thus the precursor to the modern dress coat worn with white tie.
en.wikipedia.org For important academic ceremonies white tie is usually worn, however, often with traditional headwear and gowns.
en.wikipedia.org The tuxedo vest could be black or white, but, unlike the obligatory full-dress white tie, tuxedos ties were always black.
en.wikipedia.org They are usually worn with morning dress or white tie, in dressage, and as servants' or doormen's livery.
en.wikipedia.org This uniform is equivalent to white tie in usage.
en.wikipedia.org